Fixed issue where Win7 Explorer Favorites could not be expanded

Symptom: Explorer's "Favorites" cannot be expanded, but "Library" and "Computer" can be. But click on "Favorites" to get to the "Favorites" folder, the shortcuts inside are not lost. Try right-clicking on "Favorites" and selecting "Restore Favorites" link has no effect. In other words, some reasons have caused the Windows 7 Explorer's "Favorites" to fail.
Workaround:
Some netizens posted a solution to the problem that Vista's favorites are emptied and the Explorer's "Favorites" cannot be expanded. One of the methods to modify the registry has been tested and validated. Share as follows:
1, run regedit;
2, expand to hkey_classes_rootlnkfile;
3, add a string value: isshortcut, do not need to fill in the string value, press Enter;
4, re Sign in.