Mac OS X

Disable Snapshot Caching in Safari

OK, last one of the day (sorry, I’ve been a busy beaver). Safari takes a snapshot of websites and uses them as a thumbnail. In rare cases this can cause instability. In order to disable it, set the DebugSnapshotsUpdatePolicy key in com.apple.Safari.plist to the number 2, as follows:

defaults write com.apple.Safari DebugSnapshotsUpdatePolicy -integer 2