Eliminate the copies of backup created during the installation of patch and Service Pack

Often it can turn out useful to recover precious space on disc. Every time that modernizations and Service Pack for Windows are settled, the operating system, usually, memorize a copy of all the modified rows or eliminates you of folder \ WINDOWS or \ WINNT inside.

This operation comes completed in order to render, possible eventually, in a successive moment, the reinstallation of one or more patch (or than an entire Service Pack). In case, after a period of test, problems are not found - concluded the installation of or more patch - are possible to eliminate all the rows of backup being recovered therefore a space P2o on fixed disc.

Now go in folder \ WINDOWS or \ WINNT therefore activated the visualization of folder and the hidden rows (the menu Instruments, Options folder, Visualization, Visualizes files and hidden rows). You would have to see to appear, in folder \ WINDOWS or \ WINNT, a list more or less thick than file whose name begins for $NtUninstall or with $NtServicePackUninstall.

In case, after the installation of the several ones patch, you have not found some relative problem to the operation of yours personal computer, is possible to proceed to the elimination of the entire file $NtUninstall and $NtServicePackUninstall.

http://www.softwaretipspalace.com/MS_Windows_XP/Tips-and-Tricks/eliminate_the_copies_of_backup_created_during_installation_of_service_pack.html