C:\WINDOWS\system32\dllcache\NTPRINT.CAT C:\WINDOWS\system32\dllcache\MSTSWEB.CAT C:\WINDOWS\system32\dllcache\NT5.CAT C:\WINDOWS\system32\dllcache\NT5INF.CAT C:\WINDOWS\system32\dllcache\SP2.CAT C:\WINDOWS\system32\dllcache\HPCRDP.CAT C:\WINDOWS\system32\dllcache\IASNT4.CAT C:\WINDOWS\system32\dllcache\MAPIMIG.CAT C:\WINDOWS\system32\dllcache\MW770.CAT C:\WINDOWS\system32\dllcache\OEMBIOS.CAT C:\WINDOWS\system32\dllcache\wmerrenu.cat there're 11 files in dllcache folder, may i know is it safe to delete them? thank you.