Help for Error 13

Last Modified: Apr 22, 2016 3:59 AM

Quit the App Store if it's open then open the Finder.

 

From the Finder menu bar click Go > Go to Folder

 

Type or copy / paste:   ~/Library/Cookies

 

Click Go then move the  com.apple.appstore.cookies file to the Trash.

 

Relaunch the App Store.

 

 

If that doesn't help, type or copy / paste:    ~/Library/Preferences/com.apple.appstore.plist

 

Click Go then move the com.apple.appstore.plist file to the Trash.

 

Relaunch the App Store.