How to Transpose Guitar Chords for Different Keys: A Complete Guide

Article Summary Section

This comprehensive guide empowers guitarists to systematically transpose chords across key signatures, equipping you with the knowledge and tools to adapt their sound to vocal ranges or skill levels. By demystifying music theory concepts like the Circle of Fifths and key relationships, readers will learn step-by-step methods to convert chord symbols, visualize fretboard movements, and practice rapid transposition. From essential乐理 (music theory) fundamentals to modern tools (software, apps, cheat sheets), the book balances theory with practical exercises—ensuring beginners grasp transposition basics while advanced players master complex applications like key-shifted chord progressions, instrument collaboration, and voice-leading correction. Ideal for performance versatility, this handbook bridges the gap between understanding key relationships and executing seamless transpositions in real-world scenarios, whether adapting to a singer’s alto range or simplifying advanced chord voicings for new skill levels.

1. Introduction to Guitar Chord Transposition

1.1 Why Transpose Guitar Keys?

Transposing guitar keys is a cornerstone skill for musicianship versatility, serving two primary purposes: aligning with vocal ranges or adjusting tuning to suit instruments like a capo or alternate-string setup, and simplifying chord difficulty to match a player’s skill level. For example, a song written in the key of E (often challenging for beginners with complex fingerings) can be transposed to G or C Major—keys built with open chords for easier learning. Similarly, collaborating with a singer whose range spans alto to soprano requires shifting chords to ensure vocal comfort, making transposition the bridge between a song’s harmonic structure and its intended emotional delivery.

1.2 Basic Concepts: What is Key Transposition?

At its core, key transposition is the act of moving a chord progression from one tonic (starting note) to another while preserving its intervalic relationships—the "feel" of the song. A chord tone (a note that belongs to a chord) is distinct from key signatures, which define a key’s sharps/flats (e.g., C Major has no sharps/flats, while G Major has two sharps). For guitarists, common scenarios include adapting pop songs to fit a bandmate’s vocal range, re-tuning a dobro to match a song’s original key without retraining fingers, or simplifying barres for advanced musicians transitioning to lighter tunings. By understanding these concepts, players transform abstract note names into actionable fretboard movements, ensuring transpositions remain true to a song’s melody and mood.

2. Essential Music Theory for Chord Transposition

2.1 Key Signature Fundamentals

The Circle of Fifths acts as a navigational tool for understanding how keys relate to one another, arranging 12 major keys (and their relative minors) in a clockwise cycle where each step (either sharp or flat key) is a fifth away from the previous. For example, moving clockwise from C Major (0 sharps/flats), the next key is G Major (1 sharp), then D Major (2 sharps), etc.—each adding a sharp or subtracting a flat as you traverse the circle. This map is critical for transposition because every chord progression in a given key has its counterpart in a neighboring key a fifth (or fourth) away, ensuring consistent harmonic movement. Sharps and flats define relative key connections: major and minor keys share key signatures, so C Major (no sharps) and A Minor (no sharps/flats) are relative keys, while D Major (2 sharps) and B Minor (2 sharps) are also linked. Guitarists can use this to quickly determine which key pairs share common notes, simplifying transposition when fingers must adapt (e.g., changing a song from G Major to E Major preserves most open chords but modifies one barre shape). Recognizing these connections turns theoretical "key relationships" into tangible fretboard shortcuts.

2.2 Chord Intervals and Tonic Movement

Major vs. Minor Key Transposition Rules govern the tonal identity of transposed progressions. A major key’s intervals (whole, whole, half, whole, whole, whole, half) define its "bright" character, while minor keys invert the second-to-last interval to a half-step instead, giving them a "dark" quality. For example, transposing a C Major I-IV-V (C-F-G) to A Minor preserves these intervals but drops the tonic by a half-step, turning the progression into Am-Dm-E-A (retaining the same interval structure: i-Vii°-III-i). Diatonic vs. Chromatic Transposition Techniques distinguish between two approaches:

• Diatonic transposition uses notes only from the target key’s scale, ensuring melodic consistency (e.g., transposing "Let It Be" from C to G Major by keeping only G, D, and A notes).

• Chromatic transposition introduces accidental notes (sharps/flats outside the original key’s signature) to adapt to vocal ranges or instrument limitations, such as raising a chord’s third when shifting to a higher key for a tenor singer.

These methods ensure that transposed chords retain harmonic logic while fitting the new tonic’s constraints, making abstract theory a concrete fretboard strategy.

3. Step-by-Step Guitar Chord Transposition Method

3.1 Step 1: Identify Target Key and Current Key

To begin, pinpoint both your current key (where the original song/chord progression sits) and target key (the new key you want the chords to inhabit). Use the Circle of Fifths (from Section 2.1) to map their relationship. For example, if your song is in G Major (1 sharp, 0 flats), the Circle of Fifths tells you the target key could be E Major (4 sharps, 0 flats) or C Major (0 sharps), depending on vocal range needs.

Solfège Mapping simplifies interval comparisons: Label each key’s tonic with "do" (e.g., C=do, D=do, etc.), then identify intervals between the original and target keys using "la, sol, mi, re" (steps) and "do" itself. For instance, moving from C to A Major: C (do) → A (la) is a sixth interval, so "do-la" = 9 half-steps. This solfège charting helps visualize chord tone displacements without complex calculations.

Next, calculate half-step adjustments using the key signature differences. If the original key has 2 sharps (D Major) and the target has 3 sharps (E Major), add one half-step (1 fret or 0 fret, depending on open strings) to the target key’s scale positions to preserve chord structure. This ensures every chord in the original key’s progression has a matching "function" (1, 4, 5) in the new key—for example, D Major’s I chord (D) becomes E Major’s I chord (E), a simple whole-step up.

3.2 Step 2: Convert Chord Symbols to New Keys

Translating chord symbols requires understanding root movement within the I-IV-V family. In the original key, the primary triad is Root (I), fourth (IV), fifth (V). When shifting keys, move these roots by the calculated half-step/whole-step difference. For example, transposing a G Major progression (G-C-D) to E Major: G (Root I) → A (no, wait—correctly: G is an IV chord in C Major, but in G Major, it’s I). Wait, better: If original key is G Major (I=G, IV=C, V=D), and target is E Major (I=E, IV=A, V=B), simply shift each root up by a whole step: G→A? No, that’s not right. Wait, correct: G Major’s chord names (G, C, D) correspond to E Major’s chord names (E, B, A) because of Circle of Fifths steps. To avoid confusion, invert fretboard notes by mapping chord tones: In a C Major chord (C-E-G), the original shape is C (butterfly), E (open), G (open). In G Major, the root moves up a fifth, so C becomes G (open), E becomes B (open), G becomes D (open). For minor modes, invert the major third to a minor third: C Major (C-E-G) → A Minor (A-C-E) by dropping the G to E and shifting the root down to A. This "mirroring" ensures vowels align with the new tonic’s mood.

3.3 Step 3: Apply to Open/Barre Chords with Fretboard Visualization

Visual mapping turns abstract theory into physical action: Start at the open strings (6th string=E, 5th=A, 4th=D, 3rd=G, 2nd=B, 1st=E). Trace the chord shape’s note positions from the 6th string (root) to the 1st string (top tone). For example, G Major (G-B-D) has notes on 6th string (3rd fret?), wait no: G Major open chord is 6th string 3rd fret (G), 5th 3rd fret (D), 4th open (G), 3rd 3rd fret, 2nd open (B), 1st open (E)? No, standard G Major open chord: 6th 3rd (G), 5th open (A), 4th 3rd (D), 3rd 2nd (G), 2nd open (B), 1st open (E)? Yes! So transposing G to E Major requires shifting that G chord’s shape up. Wait—the key is shape preservation—the G chord’s finger placement stays the same, but the root moves. In E Major, the G Major chord’s fingering (3rd fret on 6th string) becomes E Major’s 1st fret on 6th string (E), but actually, no—better to use the "shape preservation" method from Section 4.1: G Major (no capo) has the "G-shape" (2-2-0-2-3-0), which can be shifted up to become E Major by moving the entire open chord up 3 half-steps (e.g., 3rd fret to 6th fret). Practical exercise: Transpose "Hallelujah" from G Major (original key) to E Major. G Major’s chords (G, C, D) in open position map to E Major’s (E, B, G) by adding 3 half-steps. On guitar:

• G Major → E Major: Place capo at 1st fret, but no—better to shift natural: G Major chord (2-2-0-2-3-0) moved up 3 frets becomes E Major (butterfly shape: 5-5-3-5-6-5? No, my mistake! Let’s use exact steps: G Major (G-B-D) transposed to E Major (E-G#-B). The root G (6th string 3rd fret) becomes E (6th 0 fret, but you need to move the finger down? No, simpler: G Major open chord (no capo) becomes E Major flat by shifting each string’s note up by 3 half-steps: 6th 3rd (G) → 6th 0th (E) (wait, E is lower than G). So this is where visualization comes in: imagine the G chord’s notes as positions on the fretboard, then move the entire "box" (all three fingers) up until the root aligns with E Major’s root. This exercise trains ear and muscle memory simultaneously, ensuring quick key changes without tabling.

4. Fretboard Hacks for Quick Transposition

4.1 Identifying Common Chord Shapes in Any Key

"Shape Preservation" across chromatic scales is the cornerstone of rapid transposition: After mastering a chord’s finger pattern (e.g., "open G-shape" or "3-4-5-2-2-0"), recognize that it’s a movable "shape" that can be repositioned across the fretboard without altering its interval structure. For example, the G Major open chord (2-2-0-2-3-0 on guitar) has a consistent interval pattern (root, major third, perfect fifth: G-B-D). When mirrored to another key (e.g., E Major), this same shape is applied at a higher fret position—here, the "G-shape" becomes E Major’s new interval structure (E-G#-B), with the root shifted up by 3 half-steps. By training your muscle memory to repeat these shape variations, you eliminate the need to learn entirely new chord forms for different keys.

To leverage this, use the Circle of Fifths (from Section 2.1) as a roadmap: each key’s "common chord shapes" align on the circle, so moving a shape by a fifth or fourth transposes it while preserving its interval pattern. For instance, the open "C-shape" (x-x-0-2-3-1) in C Major (C-E-G) will act as "F-shape" (F-A-C) in F Major, "B-flat shape" (B♭-D-F) in B♭ Major, and so on—each sharing the same finger placement pattern. This visual repetition accelerates transposition by turning complex key shifts into instant muscle memory.

4.2 Tonic Chord Progression Transposition

The I-V-vi-IV chord progression (1-5-6-4) is the most universal structure in Western music, appearing in 90% of pop, rock, and folk songs. In any key, this sequence follows the same root motion logic: the tonic (I), dominant (V), submediant (vi), and subdominant (IV). For example, in C Major: I=C, V=G, vi=A, IV=F. In D Major: I=D, V=A, vi=Bm, IV=G. The key insight is that Nashville Numbering System (or "Roman Numeral Harmony") eliminates confusion by labeling chords as "1, 5, 6, 4" regardless of key. This means transposing a song from G Major to E Major only requires shifting the chord numbers relative to the new tonic. To apply this, map the original progression to Roman Numerals, then calculate the interval from the original tonic to the target tonic. For example, if the original key is A Major (I=A) and the target is D Major (I=D), the A chord (I) moves to the D chord (I). Using Nashville Numbers, if the original progression is "1-5-6-4" (A-D-E-Bm), in D Major this becomes "5-1-6-2" (D-A-E-Bm). This method works on any instrument and ensures the harmony’s functional role (e.g., dominant tension, subdominant flow) remains intact across keys. Practice this with your favorite I-V-vi-IV songs (e.g., "Let It Be," "Let Her Go") to internalize how simple shifts in root motion create natural harmonic flow.

5. Tools and Resources for Guitarists

5.1 Digital Tools: Best Chord Transposition Software/Apps

When transitioning between keys, digital tools act as your personal transposition assistant by streamlining shape recognition and interval tracking. Key decisions revolve around capo usage: If your goal is to play a "no capo" song in a higher key (e.g., original C Major to G Major), a capo at the 3rd fret mimics the sound of shifting the chord progression without repositioning fingers—tools like GuitarTuna or Fender Play let you test capo positions instantly by displaying fret placements in real time. For "no-capo" transposition (e.g., moving from G to C), chord interval calculators (like ChordMaster or GuitarTuna’s built-in tuner) map intervals across scales, showing how a G Major chord (G-B-D) becomes C Major (C-E-G) by preserving the same inversion pattern (root, major third, perfect fifth) at a lower fret position (3rd string capo or 3 half-steps lower). Interactive fretboard visualizers take this further: Fingertab or Ultimate Guitar’s fretboard editor let you drag chords to new keys, highlighting exactly where finger positions shift. Their "shape preservation" feature overlays movable chord patterns (from Section 4.1) across any key, so you can see the visual relationship between, say, the open C-shape (x-x-0-2-3-1) and its transposed versions in D, B♭, or E♭. These apps turn abstract theory into tangible shapes, accelerating your transition to "colorblind" chord recognition—where you no longer see "open chord" but "movable shape" regardless of key.

5.2 Printable Resources: Key Transposition Cheat Sheets

For tactile learners, printable cheat sheets anchor your transposition progress with concrete maps. Major/Minor Key Chord Boxes present every critical key (from C to G/C) as a 6x10 grid, listing chord finger placements at a glance. For example, the C Major box shows G Major as "2-2-0-2-3-0" (from Section 4.1), E Major as "0-2-2-1-0-0" (mirroring the B-sharp shape), and F# Major as "2-x-x-1-3-1"—all with interval labels (root/major third/perfect fifth) to reinforce why the shapes align. Sharps and Flats Chord Intervals cheat sheets act as quick lookup guides: They translate a target key’s list of sharps/flats (from the Circle of Fifths in Section 2.1) into a single row of chord values. For instance, the key of D♭ Major (5 flats) has chord intervals: D♭ (1), A♭ (5), B♭ (6), G♭ (2), while the key of D# Major (6 sharps) lists D# (1), F# (5), G# (6), E# (2)—each with their unique note names but matched to the same 5-note chord pattern. Place these sheets by your practice desk to internalize the "key signature → interval shift → chord position" relationship, turning transposition from memorization into a rapid lookup. These tools complement Section 4’s "shape preservation" principle by bridging visual, tactile, and digital learning—ensuring you can transpose chords quickly whether you’re using a capo, a virtual fretboard, or a printed chart.

6. Troubleshooting Common Transposition Mistakes

6.1 Avoiding Pitch Cliffs: Sustaining Bass Notes

Pitfall Example: In Drop-D Tuning (DADGBE), flat key progressions like F Major to B♭ Major often fragment bass lines—especially when the root note drops below the low E string. For instance, a flat key progression starting on F Major (root F on the 6th string, 3rd fret) may shift to B♭ Major by dropping the root to the 5th string, causing a "pitch cliff" where the bass note leaps up an octave (e.g., F → D), disrupting harmonic continuity. This happens because flat keys (F, B♭, E♭) have fewer natural half steps, making it easy to misplace root positions in open tunings. Fix: Adopt Bass Clef Voice Leading to preserve low E continuity. When transposing flat-key progressions, track the root note (e.g., F → B♭ → E♭) across the 6th string, then use the 5th string (D) as a "second bass" root for chords with flatted 3rds or 5ths (e.g., B♭ Major’s inversion: F-A♭-C becomes A♭-C-F on the 5th string). For example:

• Original F Major in Drop-D: Bass line (palm-muted 6th string: 0-0-0-2-3-1 chord)

• Transposed B♭ Major: Shift root to 5th string (D=root 2, F=root 0) using the same finger pattern but reassigning the 6th string to the minor 7th (A♭=F# in bass clef).

This technique ensures your bass note never descends below the low E string, maintaining a smooth "bass foundation" during key shifts.

6.2 Correcting Interval Errors: Perfect vs. Augmented Thirds

Ear Training Challenge: Distinguishing between a "happy" Major third (e.g., C-E) and a "sad" augmented third (e.g., C-E#) is critical in transposed keys. Beginner players often mishear the tonal shift here, mistaking G# Major (with E#) for a Major key, leading to dissonant chord progressions. This happens because augmented thirds (3 half-steps above the root) are 1 semitone sharper than standard major thirds (4 half-steps), creating a "faux" brightness that clangs with minor key transitions. Exercise Implementation (Sight-DRAM):

1. Fix a metronome at 60 BPM.

1. Play C Major chord (C-E-G) for 4 beats. Notice the warm, stable "happy" vibe of the E (4 half-steps above C).

1. Now play G# Major chord (G#-B#-F#). The B# (which resolves to C in enharmony) creates an "unhappy" tension—stair the B# (which is enharmonically Cb to avoid confusion) is slightly "too bright," disrupting the C Major’s 4th interval.

1. Use Chromatic Interval Mapping (Section 2.2: 1-4-5 progression) to "SIGHT-DRAM" the difference: Tap your foot to the C Major’s 4 half-steps while holding the G# Major, then shift to E♭ Major (which has Eb as the 3rd, staying "sad-bright" with the minor third).

This exercise trains your ear to attach "emotional context" to interval sizes, making you intuitively recognize when a third should be a "happy 4" (Major) or an "unhappy 5" (augmented) during transpositions—transforming abstract theory into audible intuition.

7. Practical Transposition Exercises for Skill Mastery

7.1 Mastering Major Key Transpositions with One Capo Position

Exercise: 10-Key Rapid Transposition Drill (C to Bb)

This drill fixes the capo at the 1st fret (Bb position) to practice transferring C Major-themed chord shapes across 10 key changes using a single capo position. Start with 10 repetitions of the following sequence:

1. C Major (open G, A, B, D, E, F chords) at capo 0

1. Bb Major (capo 1: shift all C chords up 1 fret)

1. Db Major (capo 2: shift Bb chords up 1 fret, skipping 1 string)

1. Ensure each chord shape maintains its "acoustic fingerprint" (e.g., C Major’s G chord = open G → Bb’s G chord = capo 1 G chord)

1. Record each key’s transposed progression and measure speed (aim for 1-minute per key cycle increasing to 40 BPM/key)

Pro Tip: Use a metronome at 60 BPM, then gradually increase to 120 BPM while maintaining consistent chord transitions. Track accuracy with a guitar tuner app to monitor capo placement errors.

7.2 Minor Key Transposition for Emotional Rescaling

Exercise: "Hey Jude" in A Major vs. A Minor (Same Chord Names)

Analyze the emotional shift by transposing the Beatles classic:

• A Major version: Chord progression (I-V-vi-IV) uses open A chord voicings (A = 0th fret 5th string, A7 = 0th/2nd/4th fingers 5th/4th/3rd strings)

• A Minor version: Play the same chord names (Am = A chord, Am7 = x00232 etc.) but shift key relations to minor tonalities. Notice how A Major (major 3rd: C#) feels brighter while Am (minor 3rd: C) feels somber—even though chord names remain identical on paper.

Live application: For a student transitioning from beginner to intermediate, transpose a favorite song to a minor key to learn "emotional coding" (e.g., transpose "Let It Be" from C Major to C Minor). Use a vocal range chart to see how transposed keys align with vocal ranges (e.g., female alto’s comfortable range = E3–G4, which often matches A Minor progression shifts).

This hands-on approach turns abstract minor-to-major transpositions into tangible emotional adjustments, ensuring players "feel" the key shift rather than just hearing it.

8. Real-World Performance Applications

8.1 Adapting Guitar Parts for Singers with Higher Voices

Case study: Transposing Country Ballads to Alto/Female Keys

Many country hits originally composed for male vocal ranges (e.g., G, C, or D Major) become unplayable or uncomfortable for female alto voices. For example, Tim McGraw’s "Humble and Kind" was originally scored in G Major, but female vocalists often struggle with the open-top voicing of G Major’s B chord (x2000). Transposing this progression to E Minor simplifies vocal execution by lowering the E chord’s tension on the 2nd string and shifting the A chord to a smoother open A (3x2010). To execute this, use the Chord Fingerprint Check—each transposed chord must retain its acoustic signature (e.g., G Major = 320003 in G, becomes D Major = xx0232 in transposed key, maintaining shape ratios).

Vocaloid Integration: Vocaloid software like Vocaloid 5 now enables real-time key adjustment. Lyrics are input in the target key via transposition markers (e.g., # key = +1.0 semitone). When collaborating with a singer, use apps like GuitarTuna’s "Chord Transpose" feature to email transposed sheet music with overlapping vocal ranges. For live performances, pair a Capo 2 position (for female alto) with Nashville Numbering: the original "I-V-vi-IV" in G becomes "II-III-VI-III" in E, preserving chord progression logic while aligning with the singer’s chest voice range.

8.2 Barre Chord Efficiency in Less Common Keys (Eb, Db, Bb, C#)

Fretboard Muscle Memory: Focus Drills for Extended Range

Barre chords in Eb (8th fret barre on E string) demand precision. Build "barre endurance" with a 3-part focus drill:

1. Shape Preservation: Hold the Eb barre chord (x66004) and identify 3 "fretboard anchor points": 6th string at 6, 5th at 8, 1st at 8. Repeat 20 times daily, transitioning to Db (x65003) by lowering the barre to 5th string.

1. String Skipping: In Db tuning, the D chord (x5321x) uses bass string 3rd fret, 6th string 3rd fret—train to skip the 6th string to prevent mutes.

1. Tempo Drills: Use a metronome at 70 BPM, playing Eb > Ab > Db > Eb progression, isolating each chord’s bass note.

Creative Solution: Nashville Numbers in Studio Recordings

When tracking in out-of-standard keys, producers often use the Nashville Number System to standardize progressions. For a song written in C# Minor, the guitarist transposes to Nashville numbers: "IV-vi-I" in C# Minor aligns with "5-4-2" in Nashville terms, allowing easy vocal key shifts (e.g., male C# vs. female F#). This system accelerates recording sessions by removing key confusion—instead of writing "C# Min (IV-vi-I)", use "Nashville 5-4-2", ensuring every musician (including non-guitarists) sees the progression as universal numbers regardless of instrument tuning. Pair with a capo at 4th fret (F#) to play the Nashville progression in real time, maintaining baritone guitar chords across key changes.

9. Common Challenges and Fixes

9.1 Chord Inversions and Voice Leading in Transposed Keys

Why G Major to D Major progressions sound off-key

Transposing from G Major to D Major can create abrupt voice-leading conflicts, especially with ascending bass lines—for example, a G/B (G Major bass) resolving to A chord in D Major often results in disjointed open-string clashing. The issue stems from preserved inversions (e.g., G Major’s root inversion = 320003 vs. D Major’s root inversion = xx0232), which disrupt scale degrees when transposed. Without proper voice leading, the 3rd string’s B note in G Major (7th degree) clogs with the new key’s E note (3rd degree of D Major), creating dissonant "sighing" tones.

Solution: Adding chromatic passing tones for smooth flow

Invert the progression using chromatic guides: Replace G Major’s fifth chord (D Major) with a B note (chromatic passing tone from B to G, creating a "G-A-B-D" bass line). For a G→D Major shift, insert a leading tone A between G/B (3th string 2) and D Major’s open 2nd string. On guitar, use a 3-note chromatic arpeggio (e.g., G/B → A (3rd string x122xx → x022xx) → D Major), where the A chord (xx0232) bridges the G’s upper register to the D’s lower root. Practice with a 1-2-3-pick pattern: strum G Major (x20003), hammer-on to A (x122xx) for 2 beats, then transition to D (xx0232) naturally, focusing on overlapping 2nd string open notes (G Major’s 2nd string open = B, D Major’s 2nd string open = B, maintaining tonal unity).

9.2 Maintaining Rhythm While Adjusting Chord Shapes

Metronome exercise: 120 BPM transposition drills (Minor then Major)

At 120 BPM, cycle through 3-chord progressions alternately (e.g., A Minor → C Major → D Minor). Hold each chord shape for 4 beats, then shift without pausing: For Am → C → Dm, practice a "shape-sculpt" drill where C Major (xx3201) replaces A Minor, using the 6th-string anchor (A chord: x00232; C chord: x32010, 6th string remains open). Use the metronome’s "click count" to internalize shift timings: 1 (A), 2 (wait 1 sec), 3 (C chord finger-swap), 4 (Dm). Progress by adding barres: G Minor (x13320) → Bb Major (xx0430) → Eb Major (xx6540), focusing on the 4th string’s mute cutoff (1 sec pause after 4th note) to avoid tempo slips.

Live performance adaptation: Capo position shifts without missing beats

Capo changes can cause rhythm breaks if unprepared. Pre-plan "shift windows": For a live band playing G Major (capo 0) then transposing to D Major (capo 2), mark 3-second "transition beats" in the loop. Practice with a twin-grip lock: Hold the capos (2 positions apart) in the palm during chord changes, using thumb to switch from G Major’s 3rd string (x20003) to capo 2’s D Major (xx0232) with index finger’s 2nd fret. Use rhythmic cues from the drummer (e.g., a snare roll on beat 4 indicates shift time). For example, during Taylor Swift’s "Clean" (originally G Major), when shifting to E Major (capo 3), play the transition immediately after the 4th bar’s downbeat, inserting a quick "drop-in" chord (E Major 260000) before resuming the 1-2-3-4 count.