

If the file does not appear after entering the above command, go back to the TERMINAL section above and try again.Ls /Volumes/Macintosh\ HD/Library/Security/SecurityAgentPlugins/ Now let’s verify the file copied without issue.NOTE: Any error message such as No such file or directory or Read-only file system, means either the source or the destination path or both are not entered correctly. There should be space between bundle /Volumes and again between Macintosh\ HD/ bundle /Volumes It can be difficult to tell where spacing takes place. Now enter the following in the Terminal to copy the missing file from the USB to the Macintosh HD: (Pay close attention to spacing and be aware that the command is case sensitive.)Ĭp -r /Volumes/USB/TeamViewerAuthPlugin.bundle /Volumes/Macintosh\ HD/Library/Security/SecurityAgentPlugins/.NOTE: May take a few minutes for the macOS Utilities window to load. Once complete the macOS Utilities window will appear as seen below.

Enter the requested password to continue. You might be prompted to enter the login password of the administrator of your Mac, or your Apple ID password, or a firmware password.NOTE: This process can take some time, so be patient. Restart your MacBook and hold Command (⌘)-R until the Apple logo appears on the screen.NOTE: Exercise patience when entering Recovery Mode. NOTE: Make sure the USB is formatted for the macOS. Copy the TeamViewerAuthPlugin.bundle from /Library/Security/SecurityAgent/ to a USB.Download the needed TeamViewer file TeamViewerAuthPlugin.bundle (if you can’t use the link just provided, try this updated link here ).

