Part 1 of 2
Suggest the User start with Points 1 to 4 and then Test
Still having issues, move onto Steps 5 and 6 and Test Again
Still no resolve - move onto Step 7 and follow instructions therein
1 - Restart in Safe Mode. This will perform a Disk Repair, clear cache files and only load Apple Software, extensions and fonts. The boot up will be slow and can take some time - Normal.
2 - Safe Mode will also eliminate Third Party Software, extensions and drivers from loading. It will only load the Minimum amount of Core Apple Processes to allow the the computer to function at a reduced Level of Performance
3 - Does the issue present in this mode ?
4 - Sometimes a Safe Boot followed by a Normal Boot will just put things right.
Part 2 of 2
Reset Computer Password for the Administrator Account Password
Intel Computer
1 - Shutdown the computer
1A - Restart computer and immediately hold the two keyboard combo Command r
1B - If using a Bluetooth Keyboard with Rechargeable Battery - Cable the Keyboard to computer for this unique purpose. Bluetooth Kernel may not load soon enough to execute the 2 keyboard commands
2 - Top Tool Bar >> Utilities >> Terminal
3 - Type resetpassword as one word and no spaces
4 - Press Return key
5 - Follow the prompts and remember the New Password
Apple Silicon M1 / M2 Computer
1 - Choose Apple menu > > Shut Down.
2- Do not attempt a Restart to access this feature. The computer Must be Shutdown and pause for about 10 seconds before moving forwards
3 - Press and hold the power button on your Mac until you see “Loading startup options.”
4 - Click Options, then click Continue.
5 - Top Tool Bar >> Utilities >> Terminal
6 - Type resetpassword as one word and no spaces
7 - Press Return key
8 - Follow the prompts and remember the New Password