8 Fixes for Magic Mouse Not Connecting to Mac (2025)

Magic Mouse not connecting is one of those problems that can stop your entire workday cold — you're staring at the screen with no way to interact with it. Whether your Apple mouse is not working after a macOS update, your iMac mouse stopped responding out of nowhere, or your Magic Keyboard is not connecting alongside it, the fixes in this guide cover every scenario you're likely to face in 2025.

The good news is that most Magic Mouse connection failures come from correctable software issues: stale Bluetooth pairing data, a crashed Bluetooth daemon, or discharged batteries. Hardware failures are rare, and you can rule them out within a few minutes.

Table of Contents

• Quick Fix Summary Table
• Why Your Magic Mouse Is Not Connecting
• Fix 1: Check Battery Level and Charging Connection
• Fix 2: Make Sure Bluetooth Is Enabled
• Fix 3: Turn the Magic Mouse Off and Back On
• Fix 4: Reset the Bluetooth Module on Your Mac
• Fix 5: Remove and Re-Pair the Magic Mouse
• Fix 6: Delete Bluetooth Preference Files
• Fix 7: Update macOS
• Fix 8: Pair in Safe Mode to Rule Out Third-Party Conflicts
• FAQ
• Conclusion

Quick Fix Summary Table

Why Your Magic Mouse Is Not Connecting

Before jumping to fixes, it helps to understand what's actually going wrong. The Magic Mouse uses Bluetooth Low Energy (BLE), which is reliable but susceptible to a specific set of failure modes:

• Dead or low battery. The Magic Mouse 2 has a built-in rechargeable battery, while earlier models use AA batteries. Both can lose charge faster than expected. A Magic Mouse below about 5% charge will often fail to maintain a Bluetooth connection even if it appears to turn on.
• Power switch left off. The Magic Mouse 2's power switch is a small slider on the underside. It's easy to accidentally knock it to the off position, especially when picking the mouse up.
• Corrupt Bluetooth preference files. macOS caches Bluetooth device profiles in .plist files. These can become corrupted after crashes, forced restarts, or botched macOS updates — causing the Mac to reject the mouse's connection requests silently.
• Stale device entry. Your Mac holds pairing data for your Magic Mouse that may no longer match the mouse's current Bluetooth identity after a firmware change or factory reset.
• macOS Bluetooth daemon crash. The bluetoothd process handles all Bluetooth communication. If it hangs or crashes, devices stop connecting until the daemon is restarted (which toggling Bluetooth or rebooting does automatically).
• Interference from other wireless devices. USB 3.0 devices, Wi-Fi routers operating on 2.4 GHz, and other Bluetooth peripherals can all create radio frequency interference that disrupts the Magic Mouse's connection.
• macOS update regression. Certain macOS versions have shipped with Bluetooth bugs, particularly affecting Magic Mouse 2. A follow-up point update usually addresses these within a week or two.
• Third-party software conflict. Mouse-enhancement apps like Bluetooth Screen Lock, BetterTouchTool in certain configurations, or older driver utilities can interfere with how macOS manages the Magic Mouse.

Fix 1: Check Battery Level and Charging Connection

A Magic Mouse with insufficient charge is the single most common cause of connection failure, yet it's often overlooked. Let's rule it out first.

For Magic Mouse 2 (built-in rechargeable battery):

Step 1: Flip the Magic Mouse over and slide the power switch to off (no green visible). Plug a Lightning cable into the port on the underside of the mouse.

Step 2: Connect the other end to a USB-A port, a USB-C adapter, or a charger. Let the mouse charge for at least 2 minutes before testing — even a brief charge can get it back above the minimum threshold needed for Bluetooth.

Step 3: Slide the power switch back to on (you'll see a green strip). On your Mac, check System Settings > Bluetooth and wait for the mouse to appear.

Tip: While the Magic Mouse 2 is plugged in to charge, it cannot be used wirelessly. This is an Apple design choice. Charge it for 2 minutes, unplug, then test the connection.

For Magic Mouse (original, AA batteries):

Step 1: Slide the power switch on the underside to off and remove the battery cover.

Step 2: Install two fresh AA batteries, making sure the positive and negative ends align with the markings. Rechargeable AAs are fine.

Step 3: Replace the battery cover and slide the power switch to on.

Step 4: In System Settings > Bluetooth, look for your Magic Mouse to appear and connect. If you see a battery percentage next to it, hover to confirm it shows a reasonable charge level.

Fix 2: Make Sure Bluetooth Is Enabled

After a macOS update, Bluetooth can occasionally be toggled off, or the menu bar icon might show Bluetooth in an unexpected state. This takes 15 seconds to verify.

Step 1: Click Apple menu () > System Settings (Ventura and later) or System Preferences (Monterey and earlier).

Step 2: Click Bluetooth. Confirm the status reads Bluetooth: On with a green indicator. If it shows Off, click the toggle to enable it.

Step 3: Wait 10-15 seconds after enabling Bluetooth. Your Mac will scan for nearby paired devices and attempt to reconnect automatically.

Step 4: Slide the Magic Mouse power switch off and back on to make it re-broadcast its Bluetooth advertisement signal.

Tip: If the Bluetooth icon in the menu bar shows a jagged line or a loading spinner that never resolves, that's a sign the Bluetooth daemon has crashed. Skip ahead to Fix 4 to reset the Bluetooth module.

Fix 3: Turn the Magic Mouse Off and Back On

Power cycling the Magic Mouse forces it to drop any stale connection state and re-initiate the Bluetooth handshake from scratch. It sounds simple, but it resolves a surprising number of connection issues.

Step 1: Flip your Magic Mouse over to access the power switch on the underside.

Step 2: Slide the switch to off and wait a full 10 seconds. This ensures the mouse's internal Bluetooth chip fully powers down and clears its connection state.

Step 3: Slide the switch back to on. The green indicator will be visible at the edge of the switch.

Step 4: On your Mac, go to System Settings > Bluetooth or click the Bluetooth menu bar icon. Watch for your Magic Mouse to appear in the device list and connect. This typically takes 5–15 seconds.

Step 5: If the mouse appears but shows "Not Connected," click on it and choose Connect.

Tip: If you have both a Magic Mouse and a Magic Keyboard that both stopped working simultaneously, the most efficient approach is to power cycle both, then reset the Mac's Bluetooth module (Fix 4). Simultaneously losing multiple Apple peripherals usually points to a daemon issue on the Mac side, not a problem with the devices themselves.

Fix 4: Reset the Bluetooth Module on Your Mac

macOS has a hidden Bluetooth debug menu that lets you fully reset the Bluetooth hardware stack. This is more thorough than simply toggling Bluetooth off and on — it restarts the underlying bluetoothd daemon and clears all active connection data in memory.

Step 1: If the Bluetooth icon is not visible in your menu bar, go to System Settings > Control Center and enable Bluetooth to show in the menu bar.

Step 2: Hold Shift + Option (⇧⌥) on your keyboard and click the Bluetooth icon in the menu bar. A debug menu appears.

Step 3: Click Reset the Bluetooth module. Confirm the action if a dialog appears.

Step 4: Bluetooth will shut off completely and restart within a few seconds. Any other connected Bluetooth devices (keyboard, headphones) will briefly disconnect and reconnect automatically.

Step 5: Power cycle your Magic Mouse (slide the switch off, wait 5 seconds, slide it back on) to force it to re-advertise.

Step 6: Wait 15–20 seconds for the Magic Mouse to appear in System Settings > Bluetooth and connect.

Tip: On macOS Sonoma (14) and later, the debug Bluetooth menu label may read slightly differently, but the Shift + Option + click shortcut still works the same way. If the debug option isn't visible, try restarting your Mac first — on a fresh boot, the menu always appears.

Fix 5: Remove and Re-Pair the Magic Mouse

When the pairing data stored on your Mac no longer matches what the Magic Mouse expects, the connection handshake silently fails. Removing the device entry and starting a fresh pairing is the cleanest fix.

Step 1: If you have no other pointing device available, connect a USB mouse or trackpad before proceeding. You'll need a way to click through the pairing process.

Step 2: Go to Apple menu > System Settings > Bluetooth.

Step 3: Find your Magic Mouse in the device list. Click the info button (i) next to it, then click Forget This Device. Confirm when prompted. The Magic Mouse disappears from the list.

Step 4: Power cycle the Magic Mouse — slide the switch off, wait 10 seconds, slide it back on.

Step 5: In the Bluetooth devices list, your Magic Mouse should reappear as a new device (sometimes listed as "Mouse" without the custom name). Click Connect next to it.

Step 6: If a pairing code is requested (rare for Magic Mouse), type it using a keyboard and press Return.

Step 7: Once connected, your Mac will restore your Magic Mouse's name and settings.

Tip: After re-pairing, macOS may take 30–60 seconds to fully apply tracking speed and scroll direction preferences. If the mouse feels wrong immediately after pairing, wait a minute and check System Settings > Mouse to confirm your preferences are still set correctly.

Fix 6: Delete Bluetooth Preference Files

macOS stores Bluetooth device configuration in .plist property list files within the system Library. When these files become corrupted, Bluetooth connections become erratic or fail entirely. Deleting them forces macOS to regenerate them cleanly on the next restart.

Warning: This fix removes pairing data for every Bluetooth device connected to your Mac. Have a wired keyboard and mouse available before proceeding, or you'll have no way to interact with your Mac after the restart.

Step 1: Open Finder and from the menu bar choose Go > Go to Folder (keyboard shortcut: Shift + Command + G).

Step 2: Enter the path /Library/Preferences/ and press Return.

Step 3: Locate the file com.apple.Bluetooth.plist. Drag it to the Trash (do not empty it yet).

Step 4: Press Shift + Command + G again and navigate to ~/Library/Preferences/ (your user Library, indicated by the tilde).

Step 5: If you find com.apple.Bluetooth.plist here as well, drag it to the Trash too.

Step 6: Restart your Mac. On reboot, macOS creates fresh Bluetooth preference files.

Step 7: Re-pair your Magic Mouse using the steps in Fix 5. Re-pair any other Bluetooth devices (keyboard, headphones, etc.).

Tip: Some Macs running macOS Ventura or Sonoma store Bluetooth preferences in a slightly different path inside /private/var/. If deleting the plist files in the Library folders doesn't help, running sudo pkill bluetoothd in Terminal to restart the daemon (followed by waiting 10 seconds and testing again) is an alternative that avoids touching preference files.

Fix 7: Update macOS

Apple regularly ships Bluetooth bug fixes in macOS point releases. If your Magic Mouse stopped working after a specific update, a patch is often already in the pipeline. If it stopped working for no apparent reason, an update may still include relevant Bluetooth stack improvements.

Step 1: Click Apple menu () > System Settings > General > Software Update.

Step 2: Your Mac checks Apple's servers for available updates. If one appears, review the release notes — look for mentions of Bluetooth, peripherals, or Magic Mouse fixes.

Step 3: Click Update Now (or Upgrade Now for major macOS version updates). Your Mac will download and install the update, then restart.

Step 4: After the restart, test your Magic Mouse. Many users report peripherals working again immediately after a pending update installs.

Tip: If you're running an older macOS version and don't want to upgrade to the latest major release, check whether a security or point update is available within your current version. These smaller updates often include Bluetooth fixes without requiring a full OS upgrade.

Fix 8: Pair in Safe Mode to Rule Out Third-Party Conflicts

Safe Mode starts macOS with only essential Apple software running — third-party login items, kernel extensions, and launch agents are all disabled. If your Magic Mouse pairs successfully in Safe Mode but not normally, you have a third-party software conflict causing the problem.

For Intel Macs:

Step 1: Shut down your Mac fully.

Step 2: Press the power button to turn it on, then immediately hold the Shift key.

Step 3: Release Shift when you see the login screen. The words Safe Boot appear in the top-right corner of the screen.

For Apple Silicon Macs (M1, M2, M3, M4):

Step 1: Shut down your Mac fully.

Step 2: Press and hold the power button until Loading startup options appears.

Step 3: Select your startup disk, then hold Shift and click Continue in Safe Mode.

Once in Safe Mode:

Step 4: Go to System Settings > Bluetooth and attempt to pair your Magic Mouse using the steps in Fix 5.

Step 5: If the Magic Mouse connects successfully in Safe Mode, restart your Mac normally and investigate which login item or app is causing the conflict. Go to System Settings > General > Login Items and disable items one at a time until you identify the culprit.

Tip: Common culprits for Magic Mouse interference include older versions of BetterTouchTool, MagicPrefs, SteerMouse, USB Overdrive, and certain VPN clients that install kernel extensions affecting Bluetooth. Check for updates to any mouse-enhancement apps you have installed.

FAQ

Why does my Magic Mouse keep disconnecting from my Mac randomly?

Random disconnections typically stem from three causes: low battery (the mouse drops the connection when power dips below a threshold), Bluetooth interference from USB 3.0 devices plugged into nearby ports, or corrupt Bluetooth preference files. Start by charging the mouse fully. If disconnections continue, try plugging any USB 3.0 devices (external drives, hubs) into ports farther from your Magic Mouse receiver area, and delete the Bluetooth plist files as described in Fix 6.

My iMac mouse stopped working completely after a macOS update. What should I do?

Start with Fix 4 (reset the Bluetooth module) and Fix 7 (check for a follow-up macOS update). macOS updates occasionally ship with Bluetooth regressions that affect Magic Mouse connectivity, and Apple typically patches them within one to two weeks. In the meantime, connecting a USB mouse lets you navigate while you wait for the patch or work through the more involved fixes.

Can I use a Magic Mouse while it's plugged in to charge?

No. Unlike the Magic Keyboard and Magic Trackpad, the Magic Mouse 2 charges via a Lightning port on its underside — the same spot where it rests on your desk. While plugged in, the mouse cannot be moved and cannot communicate wirelessly. Apple designed it this way intentionally. A 2-minute charge provides several hours of use, so the workaround is to charge briefly, unplug, and use wirelessly.

My Magic Mouse connects but the cursor moves erratically or is laggy. Is that a Bluetooth problem?

Erratic cursor movement is more often a surface or sensor issue than a Bluetooth problem. Make sure you're using the Magic Mouse on a non-reflective, non-glass surface — the laser sensor struggles on glass desktops. Also check that the mouse's underside lens isn't dirty. If the cursor is consistently laggy rather than erratic, that does suggest Bluetooth congestion — try moving closer to your Mac or reducing interference from other 2.4 GHz devices nearby.

Does the Magic Mouse work with non-Apple computers?

The Magic Mouse will pair with any Bluetooth-capable Windows or Linux computer as a standard Bluetooth mouse, with basic cursor movement and left/right click working out of the box. However, the multi-touch scroll surface and gesture features require Apple drivers and only function fully on macOS. On Windows, the scroll surface acts as a standard scroll wheel with limited functionality unless you install third-party Magic Mouse drivers.

Conclusion

When your Magic Mouse is not connecting to your Mac, start with the simplest checks — battery level, power switch position, and Bluetooth status — before moving to more involved steps. Power cycling the mouse and resetting the Mac's Bluetooth module resolve the majority of connection issues without any data loss. For persistent problems, removing and re-pairing the mouse, deleting corrupted Bluetooth preference files, and booting in Safe Mode to isolate software conflicts will get you back to a working setup.

If none of these fixes work and your Magic Mouse still won't connect to any Mac or device, the mouse itself may have a hardware fault. Apple's warranty and AppleCare cover Magic Mouse hardware defects, and Apple Store Genius Bars can run diagnostics to confirm whether a replacement is needed.