If you can't edit a file in any application, including the Terminal, then it may have a lock flag associated with it. Topher, an avid Mac user for the past 15 years, has been a contributing author to ...

Some Office users have recently experienced “Unknown error trying to lock file” while using Office apps like Excel, Teams, OneDrive, PowerPoint, etc. It’s even ...

You know how much it irritates you when you wish to move a file, and you get a message saying the file is locked and you cannot move or delete it. This might happen due to the file being in use with ...

We may have mentioned this once before, but just in case we didn't: You cannot drag a locked file to the Trash. If you try, you will get a message warning that you do not have sufficient privileges to ...

Privacy, privacy, privacy. The word on everyone’s lips is making its way to our smartphones. And after seeing which are the best apps to hide or lock files on ...

Lock away your private files with a password known by you, and you alone. Folder Lock 7 ($40, five-day free trial) is a one-stop-shop for file encryption and data security. It’s impressive and ...

Overview Password protection is the most effective way to secure a PDF file and prevent unauthorized access. Encryption is a more trustworthy method for ma ...

To avert the problems associated with the file locking mechanism, POSIX introduced record locking via the fcntl() syscall (the pre-POSIX lockf() and flock() syscalls provide the same functionality but ...