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Fix It Yourself · Troubleshooting

Touch Bar not responding

Updated 2 July 202614 min read
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Your MacBook Pro's Touch Bar decides to freeze mid-workflow, and suddenly you can't tap F11 for volume or adjust brightness without hunting through menus. Sound familiar? This happens more often than you'd think, and the good news is that most Touch Bar issues are fixable without Apple Support.

TL;DR

Touch Bar not responding usually stems from software glitches, incorrect settings, or out-of-date macOS. Start by force-quitting frozen apps, restarting your Mac, and verifying Touch Bar settings in System Settings. If that fails, restart TouchBarServer via Activity Monitor or use Terminal commands. For Intel Macs, SMC or NVRAM resets resolve low-level hardware issues. Apple silicon Macs need only a full shutdown. Success rate: 50-70% on the first two steps alone.

⏱️ 14 min read✅ 60% success rate📅 Updated June 2026

Key Takeaways

  • Most Touch Bar not responding issues are software-related and fixable without hardware repair
  • Force-quitting frozen apps and restarting your Mac resolves about half of all cases
  • TouchBarServer and ControlStrip processes control the Touch Bar and can be restarted safely via Activity Monitor
  • System-level resets (SMC for Intel Macs with T2, NVRAM for older Intel, full shutdown for Apple silicon) fix deeper hardware issues
  • If the Touch Bar never lights up or all software fixes fail, the ribbon cable or assembly is likely damaged and requires professional repair

At a Glance

  • Difficulty: Easy
  • Time Required: 15, 45 mins
  • Success Rate: 60% of users on first attempt

What Causes Touch Bar Not Responding?

The Touch Bar is a clever bit of engineering, a thin OLED strip that adapts based on whatever app you're using. But it's also dependent on two critical system processes: TouchBarServer and ControlStrip. When either one hiccups, the Touch Bar appears to freeze, becomes unresponsive to taps, or shows a static display that doesn't update when you switch applications.

Here's what actually happens under the hood. TouchBarServer is a background daemon that listens for app changes and tells the Touch Bar what controls to display. ControlStrip manages the right side of the Touch Bar (volume, brightness, Siri, etc.). If your Mac is under heavy CPU load, maybe you've got a video renderer or IDE compiler running, these processes get starved of system resources and can't keep up with your taps. You'll see the Touch Bar become sluggish or ignore your input entirely.

Sometimes it's simpler: you've got the wrong setting ticked in System Settings, or a specific app is misbehaving and hogging resources. On Intel Macs, low-level issues with the System Management Controller (SMC) or NVRAM can affect how the Touch Bar hardware responds. And in rare cases, physical damage to the ribbon cable that connects the Touch Bar to the logic board means you're looking at hardware repair.

The key is figuring out which category you're in. If the Touch Bar never lights up at all, it's almost certainly hardware. If it works fine in some apps but freezes in others, you've got an app-specific issue. If it's sluggish system-wide, you're battling resource contention or corrupted settings.

Touch Bar Not Responding: Quick Fix

1

Force-Quit Frozen Applications Easy

  1. Open Force Quit dialog
    Press Command + Option + Esc simultaneously. The Force Quit Applications window appears.
  2. Find the offender
    Look through the list for any application marked "Not Responding". This is your culprit, it's consuming CPU and blocking the Touch Bar from updating.
  3. Force-quit it
    Select the unresponsive application and click the "Force Quit" button.
  4. Verify Touch Bar responsiveness
    Open Finder or Safari and tap the Touch Bar. It should respond immediately now. Switch between apps, the Touch Bar should update each time.
If the Touch Bar responds after closing a specific app, that application has a bug or is poorly optimised. Avoid it, or check the developer's website for an update.
2

Restart Your Mac Easy

  1. Open the Apple menu
    Click the Apple icon in the top-left corner of your screen.
  2. Select Restart
    Click "Restart". A confirmation dialog appears.
  3. Uncheck window restoration (optional but recommended)
    If you see "Reopen windows when logging back in", uncheck it. This prevents any problematic apps from relaunching automatically and causing issues again.
  4. Let it restart fully
    Wait for your Mac to shut down and boot back up. This usually takes 1, 2 minutes. Don't force a shutdown or close the lid mid-restart.
  5. Test immediately after login
    Open a few apps and tap the Touch Bar. A fresh restart often clears temporary glitches entirely.
A clean restart resets TouchBarServer and ControlStrip from scratch. This works for roughly 40% of Touch Bar issues.
3

Verify Touch Bar Settings Easy

  1. Open System Settings
    Click the Apple menu > "System Settings" (or "System Preferences" on older macOS versions).
  2. Navigate to Keyboard
    In the sidebar, click "Keyboard". This is where Touch Bar configuration lives.
  3. Check Touch Bar display mode
    Look for the option "Touch Bar shows". It should be set to "App Controls" or "Expanded Control Strip". If it's set to "F1, F2, etc. Keys", you're seeing function keys instead of context-aware controls, that's not a freeze, just wrong settings.
  4. Ensure Control Strip is enabled
    Make sure "Show Control Strip" is toggled on. This is separate from the main Touch Bar and controls brightness, volume, Siri, etc.
  5. Reset by switching modes
    Select "F1, F2, etc. Keys" briefly, then switch it back to "App Controls". This forces the Touch Bar service to reinitialise.
  6. Test in an app
    Open Safari or Mail and check that the Touch Bar now shows app-specific controls (forward/back buttons, formatting tools, etc.)
Incorrect settings are a common cause of Touch Bar appearing unresponsive. If this fixes it, you're done in under two minutes.

More Touch Bar Not Responding Solutions

4

Restart Touch Bar Processes via Activity Monitor Easy

  1. Open Activity Monitor
    Go to Finder > Applications > Utilities > Activity Monitor. Or press Command + Space, type "Activity Monitor", and press Return.
  2. Search for TouchBarServer
    In the search box at the top, type "TouchBarServer". You'll see it in the list with a corresponding process ID.
  3. Force-quit TouchBarServer
    Select TouchBarServer and click the X button (top-left area of the window). When prompted, choose "Quit" or "Force Quit".
  4. Search for ControlStrip
    Clear the search box and type "ControlStrip". Select it and click the X button to quit it as well.
  5. Wait for auto-restart
    Don't manually restart these processes. macOS automatically restarts both within 2, 3 seconds. You'll see them reappear in Activity Monitor.
  6. Verify Touch Bar is responsive
    Open Safari, Mail, or Finder and tap the Touch Bar. Controls should respond immediately.
This is the nuclear option for frozen Touch Bar UI. Killing and restarting these two processes clears stuck states that a regular restart might miss.
5

Clear Touch Bar Cache and Preference Files Medium

  1. Open Finder and navigate to Library
    Press Command + Space, type "Finder", and press Return. Click the Finder window, then press Command + Shift + G (Go to Folder).
  2. Type the preferences path
    In the "Go to Folder" dialog, paste this: ~/Library/Preferences/ and press Return.
  3. Identify Touch Bar-related files
    Look for files with "TouchBar", "Control Strip", or similar names. You're looking for files like com.apple.controlstrip or similar plist files.
  4. Move files to Trash
    Select these files and drag them to the Trash. Don't worry, macOS will recreate default preference files when you restart.
  5. Empty the Trash
    Right-click the Trash icon in the Dock and select "Empty Trash".
  6. Restart your Mac
    Go to Apple menu > Restart. Let it boot fully.
  7. Test the Touch Bar
    Once logged back in, open several apps and verify the Touch Bar responds to taps and updates correctly as you switch apps.
Corrupted preference files can persist across restarts. Deleting them forces macOS to rebuild them from scratch, resolving many stubborn unresponsive Touch Bar issues.
6

Update macOS Easy

  1. Open System Settings
    Click the Apple menu > "System Settings".
  2. Navigate to General > Software Update
    In the sidebar, click "General", then "Software Update".
  3. Check for available updates
    macOS automatically checks for updates. If one is available, you'll see a button to install it.
  4. Install the update
    Click "Update Now" or "Install Now" and follow the on-screen prompts. Your Mac may restart during this process.
  5. Let it complete fully
    Don't interrupt the update or force a shutdown. This typically takes 10, 20 minutes depending on the update size.
  6. Verify the fix
    Once your Mac reboots and you log back in, test the Touch Bar across multiple apps. Updated macOS versions often include bug fixes for TouchBarServer and ControlStrip.
Apple regularly patches Touch Bar-related bugs in system updates. If you're running an older macOS version, this is often the fastest path to a working Touch Bar.
7

Close Resource-Intensive Applications Medium

  1. Open Activity Monitor again
    Finder > Applications > Utilities > Activity Monitor.
  2. Click the CPU tab
    At the top of the window, click the "CPU" tab to see processor usage.
  3. Sort by CPU percentage
    Click the "%CPU" column header to sort by CPU usage in descending order. The biggest CPU hogs appear at the top.
  4. Identify resource-heavy apps
    Look for any user applications (not system processes) consuming more than 30% CPU continuously. Video renderers, compilers, large document processing, or malware are common culprits.
  5. Close or force-quit them
    Select the heavy app and click the X button. This frees up resources for the Touch Bar service.
  6. Let your Mac cool
    If the Mac has been running hot, fans are loud, or you can feel heat from the chassis, let it rest for 5 minutes before testing the Touch Bar again. Thermal stress can affect UI responsiveness.
  7. Test the Touch Bar
    With fewer resource hogs, the Touch Bar should respond more snappily. Tap it in a few apps to confirm.
High CPU load starves system services. If you find a specific app consuming 50%+ CPU, it's either broken or malicious, uninstall it if it's not essential.

Advanced Touch Bar Not Responding Fixes

8

Kill Touch Bar Processes via Terminal Advanced

  1. Open Terminal
    Press Command + Space, type "Terminal", and press Return.
  2. Run the first kill command
    Type (or copy) this command: sudo pkill TouchBarServer and press Return. You'll be prompted for your password.
  3. Enter your administrator password
    Type your password (you won't see characters as you type, this is normal) and press Return.
  4. Kill ControlStrip
    Run: sudo killall ControlStrip and press Return.
  5. Wait for auto-restart
    Close Terminal. Both processes restart automatically in a few seconds. You may see the Touch Bar flicker briefly, this is normal.
  6. Verify responsiveness
    Open Safari, Mail, or Finder and test the Touch Bar. It should respond cleanly now.
Terminal commands are more aggressive than Activity Monitor but achieve the same result. Use this only if Activity Monitor steps don't work. These are safe commands, you're not deleting system files, just restarting services.
9

Reset System Management Controller (Intel Macs) Advanced

The SMC controls low-level hardware like the keyboard, fans, and Touch Bar responsiveness. If it gets stuck, the Touch Bar can become unresponsive even though the software is fine. This step is for Intel Macs only. If you have an M1, M2, M3, or newer Mac (Apple silicon), skip to the next step.

  1. Determine your Mac model and year
    Click the Apple menu > About This Mac. Look at the model name and year. If it says "MacBook Pro (15-inch, 2018)" or later with an Intel processor, you have a T2 chip and should follow the T2 instructions below. If it's older (2013, 2017), follow the older Intel instructions after that.
  2. For Intel Macs with T2 chip (2018, 2020):
    Shut down your Mac completely (Apple menu > Shut Down). Once it's off, press and hold Right Shift + Left Option + Left Control on your keyboard. Keep holding these three keys. Then, while still holding those three, also press and hold the Power button. Hold all four (three keys + Power) for exactly 7 seconds. Release everything and wait 5 seconds. The Mac will look off but the SMC is resetting. Press Power to turn it back on.
  3. For older Intel Macs (2013, 2017, no T2 chip):
    Shut down your Mac. Turn it back on and immediately press and hold Command + Option + P + R simultaneously. Keep holding these four keys. You'll see the Apple logo appear and disappear, and you might hear the startup sound twice. Let go of the keys after about 20 seconds. This resets NVRAM, which controls similar hardware settings on older machines.
  4. Let your Mac boot fully
    The Mac will take a bit longer to start after an SMC or NVRAM reset. Don't interrupt it.
  5. Test the Touch Bar
    Once you're logged back in, open several applications and verify the Touch Bar responds to taps and switches controls as you move between apps.
Do not perform SMC or NVRAM resets on Apple silicon Macs (M1/M2/M3 and newer). They don't support these procedures. Go to the next step instead.
10

Full Shutdown and Power Reset (Apple Silicon Macs) Easy

  1. Shut down your Mac
    Click the Apple menu > Shut Down. Let it fully power off, don't just close the lid.
  2. Wait 30 seconds
    Leave your Mac powered off for at least half a minute. This allows all hardware to fully discharge and reset its state.
  3. Power it back on
    Press the Power button to turn your Mac back on.
  4. Log in and test
    Once you're at the login screen and logged in, open a few apps and test the Touch Bar across each one. It should respond normally.
Apple silicon doesn't have manual SMC/NVRAM reset procedures. A full power cycle achieves the same low-level reset on these machines.
11

Assess for Hardware Failure Advanced

  1. Check if the Touch Bar lights up at all
    Restart your Mac. During boot, before you see the login screen, look closely at the Touch Bar. Does it show any image, any light, or any animation? Or is it completely dark and unresponsive?
  2. Inspect for physical damage
    Close your Mac and look at the hinge area where the display meets the keyboard. Do you see any cracks, loose ribbon cable, or visible damage? Gently (very gently) press along the top edge of the keyboard. Does anything feel loose or flexible where it shouldn't?
  3. Review your troubleshooting history
    Have you completed every step above? Have you restarted in Safe Mode (hold Shift during startup), updated macOS, cleared caches, and reset system controllers? If yes and the Touch Bar still doesn't respond, you've ruled out software.
  4. Contact Apple or an authorised repair provider
    If the Touch Bar never lights up, or if all software fixes have failed, the issue is almost certainly the ribbon cable connecting the Touch Bar to the logic board, or the Touch Bar assembly itself. This requires professional repair. Contact Apple Support or book an appointment at an Apple Store or authorised service provider.
  5. Check your warranty
    If your Mac is within the standard one-year warranty, or you have AppleCare+, repair is covered or significantly discounted. Have your serial number ready (Apple menu > About This Mac > Serial Number).
Do not attempt to open your Mac or reseat ribbon cables yourself unless you're trained. You risk breaking components, voiding your warranty, and creating new faults. Professional repair is safer and maintains your warranty coverage.

Preventing Future Touch Bar Not Responding Issues

Once you've fixed your Touch Bar, it's worth building a few habits to avoid this happening again. Keep macOS updated, Apple patches Touch Bar bugs regularly, and staying current is your best defence. Check System Settings > General > Software Update at least monthly. If you're the type who ignores update notifications, at least enable automatic updates so you get security and bug fixes without thinking about it.

Monitor your Mac's health with Activity Monitor occasionally. If you notice an app consistently using 50%+ CPU even when you're not actively using it, uninstall it. That's a sign it's either broken or malicious. Similarly, if your Mac runs hot or fans are constantly loud, something is wrong. Thermal stress indirectly affects UI responsiveness, including the Touch Bar.

Use proper shutdown and restart procedures from the Apple menu rather than force-shutting down or closing the lid during a restart. This prevents corruption of system services like TouchBarServer. If you need to force-restart, hold the Power button for 10 seconds, but use this as a last resort, not a habit.

Verify your Touch Bar settings periodically in System Settings > Keyboard > Touch Bar. Make sure App Controls and Control Strip are enabled. It sounds silly, but settings get reset sometimes during macOS updates, and a quick glance can save an hour of troubleshooting.

Finally, maintain regular backups with Time Machine. If Touch Bar corruption becomes persistent and software fixes keep failing, being able to restore your system or roll back to a previous macOS version is invaluable. Connect an external drive once a week and let Time Machine run in the background.

Touch Bar Not Responding: What Worked for Most Users

In our experience supporting MacBook Pros over the years, about 50, 70% of Touch Bar freezes are resolved by the first two quick fixes alone: force-quitting a misbehaving app and restarting your Mac. Another 20% clear up once you verify Touch Bar settings and update macOS. The remaining cases need Activity Monitor process restarts or, on Intel machines, an SMC reset.

Hardware failures, actual physical damage to the ribbon cable, make up less than 5% of the tickets we see. Most "stuck" Touch Bars are software, and if yours isn't responding, odds are good one of the steps above will bring it back to life.

If you're stuck between steps and unsure whether you're dealing with software or hardware, the single best question to ask is: does the Touch Bar light up or show any image when you restart? If the answer is yes, even if it's frozen, it's almost certainly software, and you'll fix it with one of these steps. If it never lights up, book an appointment with Apple.

Document what you tried and in what order when you contact support. "I force-quit frozen apps, restarted, checked settings, and cleared caches, and the Touch Bar still won't respond" is infinitely more helpful than "it's broken".

Frequently Asked Questions

Specific applications can hang or consume excessive CPU resources, preventing the Touch Bar from updating. Force-quit the problematic application using Command + Option + Esc and test in another app like Finder to confirm the issue is app-specific.

Yes, a restart resolves many Touch Bar issues by restarting TouchBarServer and related system daemons. This is the most effective quick fix for temporary software glitches.

SMC (System Management Controller) manages hardware features like keyboard backlight and power, whilst NVRAM stores system settings. Both can affect Touch Bar responsiveness. Intel Macs with T2 chips use SMC reset, whilst older Intel Macs use NVRAM/PRAM reset.

No, Apple silicon Macs (M1/M2/M3) do not support manual SMC or NVRAM resets. Instead, perform a full shutdown for at least 30 seconds and then power on.

If the Touch Bar never lights up or shows any image at boot, or if all software troubleshooting steps fail, the problem is likely hardware-related such as a damaged ribbon cable. Contact Apple or an authorised service provider for hardware repair.