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Next, try manually clearing some of the caches that may be relevant to the Finder.These include those for the Finder as well as related services like i Cloud Drive.
If this occurs, then you can likely fix it by clearing some Finder-related cache information from your Mac.
Keep holding it down until the boot progress indicator has appeared on the screen – that progress bar indicates the disk check function is running, which is why Safe Mode can take a while to start a Mac that way – but there’s no harm to holding down Shift until you see the login screen or desktop, just note that it may take a while.
To reboot a Mac directly into Safe Mode, the same logic applies, but you initiate a restart from the Apple menu Restart.
Caches are small databases of frequently accessed resources that a program can access far quicker than having to locate and parse this information directly from locations on disk, or which store specific URLs and other Web resources that a program may use for accessing an online account or other data.
While they usually enhance performance, if damaged then caches may do the exact opposite.