How To Tune After Changing Strings

by Isaac Kuhlman August 20, 2026

How To Tune After Changing Strings: A Beginner's Guide

Changing your guitar strings is only half the job. Once the new strings are installed, you need to tune them carefully and give them time to settle before they will hold their pitch reliably.

Fresh strings naturally stretch during the first few minutes of use. This means you may tune your guitar perfectly and find that it has already gone out of tune a few moments later. With the right process, you can help new strings settle faster and get your guitar sounding stable and ready to play.

Here's a simple step-by-step guide to tuning your guitar after changing strings.

Why Do New Strings Go Out of Tune?

New guitar strings have not yet settled into their final position.

After installation, several things can happen:

The string stretches naturally.
The wraps around the tuning post settle.
The string settles at the nut and bridge.
Tension changes as you tune and play.

As a result, fresh strings can go flat repeatedly during the first few tuning cycles.

This is normal and doesn't necessarily mean there's a problem with your guitar.

What You'll Need

Before tuning, have these items ready:

New guitar strings
Electronic tuner
Guitar String Multi-Tool
Microfiber cloth
Guitar String Action Ruler

A Guitar String Multi-Tool is helpful during the restringing process because its string winder makes it faster to bring new strings up to pitch.

A Guitar String Action Ruler can be used afterward to check whether the string height has changed, especially if you've installed a different string gauge.

Step 1: Install All the Strings Correctly

Before tuning, make sure every string is properly installed.

Check that:

Each string is in the correct position.
The strings are seated properly at the bridge.
Acoustic bridge pins are secure.
The tuning-post wraps are neat.
The strings are wound in the correct direction.

If a string isn't properly secured, tuning problems may continue even after repeated stretching.

Step 2: Tune Each String Slowly

Use an electronic tuner and bring each string close to its normal pitch.

For standard tuning, the strings are:

E – A – D – G – B – E

Starting with the thickest string, tune each string carefully.

Don't worry if the strings immediately start going flat. This is expected with a fresh set.

Step 3: Tune the Guitar Again

After you've tuned all six strings once, go back to the beginning.

Tune:

E → A → D → G → B → E

You may notice that some strings have dropped in pitch.

Bring them back to pitch and continue until the strings become more stable.

Step 4: Gently Stretch the New Strings

Once the guitar is approximately in tune, gently stretch each string.

Place your fingers underneath the string around the middle of the fretboard and lift it slightly away from the guitar.

Don't pull aggressively.

You can also gently stretch the string at several points along its length, including areas closer to the nut and bridge.

The goal is to help the strings settle—not to force them into place.

Step 5: Retune After Stretching

After stretching, your strings will usually go flat.

That's completely normal.

Use your tuner to bring each string back to pitch.

Repeat the gentle stretch-and-retune process a few times.

Eventually, the strings should require less correction after each stretch.

Step 6: Play the Guitar

Once you've stretched and tuned the strings several times, play the guitar normally.

Try:

Open chords
Scales
Bends
Individual notes
Chord changes

Playing helps the strings continue settling naturally.

After playing for a few minutes, check the tuning again.

Step 7: Tune From Low to High Again

Before you finish, tune all the strings one more time.

Start with the low E and work toward the high E.

This final pass helps compensate for any small changes that occurred while stretching and playing.

What If the Guitar Keeps Going Out of Tune?

Some tuning movement is normal immediately after a string change.

However, if the guitar continues going noticeably out of tune after the strings have settled, check the installation.

Possible causes include:

Too few or too many wraps around the tuning post
Loose string wraps
Incorrect string installation
Poorly seated acoustic bridge pins
Nut friction
Tuning-machine problems
Significant temperature or humidity changes

If you've checked the installation and the problem continues, the guitar may need a professional inspection or setup.

Don't Forget About String Stretching

Stretching is one of the most important steps after installing new strings.

However, you don't need to stretch them aggressively.

A good routine is:

Tune to pitch.
Gently stretch the strings.
Retune.
Repeat several times.
Play for a few minutes.
Check the tuning again.

Eventually, the strings should stabilize and require fewer adjustments.

Check Your Guitar's Setup

Changing strings can sometimes affect the guitar's setup, particularly when changing to a different string gauge.

After your new strings have settled, check:

Neck relief
String action
Intonation
Fret buzz
Overall playing comfort

A Guitar String Action Ruler makes it easier to measure string height accurately.

For acoustic guitar, a useful starting point is approximately 2.25 mm for the low E string and 2.00 mm for the high E string at the 12th fret, although the ideal action varies depending on the guitar and player's preferences.

Common Tuning Mistakes After a String Change

Tuning Only Once

Fresh strings need several tuning cycles before they stabilize.

Pulling Strings Too Hard

Aggressive stretching can damage or weaken strings.

Ignoring Loose Tuning-Post Wraps

Poorly wound strings can continue slipping even after repeated tuning.

Forgetting to Stretch the Strings

New strings can take longer to settle if you skip this step.

Changing String Gauge Without Checking the Setup

A significant gauge change can affect neck relief, action, and intonation.

Assuming Every Tuning Problem Is Caused by the Strings

If the problem continues after the strings have settled, inspect the nut, tuning machines, bridge, and overall setup.

How To Make Future String Changes Easier

Having the right tools nearby can make restringing and tuning much less frustrating.

A Guitar String Multi-Tool can help with:

Winding strings
Cutting excess string
Removing acoustic bridge pins

Keep an electronic tuner nearby so you can tune immediately after installation.

Once the strings are settled, use a Guitar String Action Ruler to check your setup if needed.

Quick Tuning Checklist

After changing your guitar strings:

Final Thoughts

Tuning after a string change requires a little patience. New strings naturally stretch and settle, so it's normal for them to go out of tune several times during the first few minutes.

The best approach is to tune gradually, stretch the strings gently, retune several times, and then play the guitar before performing one final tuning pass. If your guitar still won't hold its tuning after the strings have settled, inspect the installation and consider whether the instrument needs a setup.

A Guitar String Multi-Tool makes the restringing process faster and easier, while a Guitar String Action Ruler lets you check string height after the new strings are installed. With the right tools and a consistent routine, getting your guitar back in tune after every string change becomes quick and straightforward.