How to delete Windows 7 files

[hariwin764]

hai, i am using win xp prof and win 7-32bit home in same sys as dual os in C and D, i plan to ugrade win 7 as Ultimate 64 bit, when i try to delete win7 files from windows Xp, it shows errors like accees deniend even i used some softwares like Unlocker 1.8, help me to solve my problem.... i want to delete all win7 folders. (i cant format... becoze its huge volume and having full of data)

advance thanks

 

[Nibiru2012]

You might try booting into Safe Mode and see if you can delete from there.

 

[Zomby88]

Just delete it when you install W7.