1, close Sogou browser, or change things ah, as shown in the picture, click on the upper right corner of the X can be closed
2, open this folder in C disk C:usersadminappdataroamingsogouexplorer
3, then the folder below the Favorite2.dat and Favorite3.dat backup, cut to other places
4, then in this folder to search for the name of the favorite file, such as red callout, and then select a date, they are backed up on that date, and then the name changed to Favorite2.dat put the first time to open the folder
5, finally open Sogou browser, to see if there is a favorite folder
6, if not, try again.