MacBook Pro Touch ID Says ‘Fingerprint Limit Reached’ Error

Whenever you go to give the fingerprint for your MacBook it shows the dialog box that, “Fingerprint limit reached”. For that, you need to delete the existing fingerprint of your MacBook. Many of the users have the problem that they get this message even they had no fingerprint. Here I gonna share you the useful solution to solve your problem.
Solution 1: Remove Existing Fingerprints in MacBook

  1. Restart your MacBook by long press the power button until a dialog box appears.
  2. Then, click the Restart button.
  3. After restarting your MacBook, press and hold the “Command + R” until the Apple Logo appears.
  4. After this process, your MacBook will enter into “Recovery Mode”.
  5. Here, you can see the MacOS Utilities Pane.
  6. Select the “Utilities” in the menu bar at the top.
  7. Choose “Terminal”.
  8. After it opens, type the commandxartutil-erase-all” into the terminal.
  9. Click on “Enter / Return”.
  10. At the terminal type “yes”.
  11. After completing these processes you just click the Apple icon in the menu bar and click on “Restart”.

After this process, the computer is Restart and being normal to use. So that you can input new fingerprint. This “xartutil-erase-all” command will erase your old Fingerprints. Now, my MacBook gets worked.
Solution 2: Reset System Management Controller(SMC)

  1. Shut down your MacBook Pro.
  2. Fix the power adapter to the MacBook Pro.
  3. At the MacBook pro’s keyboard, press and hold the Shift+Control+Option keys and power button at the same time.
  4. Release all the keys, the light on the MacBook adapter will change colors to display the SMC has reset.
  5. Boost your Mac as usual.
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