First, Win8.1 user avatar Settings after how to delete settings
1, the default avatar directory: C:programdatamicrosoftuser account Pictures (Default user avatar);
2, when the user will be the local account head set to a custom avatar, click the Avatar under the "Browse", can only be customized for other avatar, is not supported directly delete or cancel the setting;
3, restore the system Default User head method:
1 Open any folder, click View-Check hidden items, so that the hidden folder can be displayed normally;
Note: Finally remember to remove the check, do not show hidden items
2 Enter the directory c:users public public user avatar, delete the directory of the corresponding custom avatar folder;
Note: If it is a single user, delete all folders, if it is multiple users, delete the corresponding folder
3 If you are prompted to delete the directory when the error is not enough, you can promote the folder permissions as follows;
4 change owner to everyone;
5 promote everyone read-only permission for full control.
Second, how to clear the Win8.1 user avatar used thumbnail record
1, thumbnail directory default properties for system hidden invisible, first need to open any folder, set view-check hidden items, so that the hidden folder can be displayed normally.
Note: Finally remember to remove the check, do not show hidden items
2, into the thumbnail record directory: C:userslenovo (account name) appdataroamingmicrosoftwindows user avatar, delete the corresponding image file directory.