XXX \ application data; Is application data; The meaning of application data;

This folder stores MSI installation files of some software; There is generally no need to delete them;

Because some software will need it when it is running;

If you really need to delete it, you can also l;

Because the data here is generally not used;

Only automatic backup;

But if something goes wrong with the software, you can't fix it;

And it is recommended to make a backup before deletion;

When encountering problems, you can recover at any time;

Application;

Xxx \ Local Settings \ Application data is some data generated when accessing the network;

Including some personal habits of surfing the internet and some personal settings of the client;

After deletion; Personal settings of the game; General settings of personal computer will be deleted;

The quick launch folder is used to store shortcuts to the quick launch bar;

There is a mcache file in it to see if it is a saved song; If yes, it can be deleted, occupying the largest space; You put the application data; Open the folder, you can see some applications; Selective deletion