过期卡巴斯基KAV7.0无法卸载！！

我的卡巴斯基KAV7.0 用了很长时间了，后来过期了现在我不想用了，但是一直没办法卸载，卸载到最后一步会出现蓝屏 上面一大段英文,（抄写如下，可能有误）
a problem has been detected and windows has been shut down to prevent dama to your computer
PAGE-FAULT-IN-NONPA-GED-AREA
if this is the first time your've seen this stop error screen,restart your computer.if this screen appears again.follow these steps.
check to make sure any new handware or software is properly installed
if this is a new installation,ask your hangware or software manufacturer for any windows updates you might need.
if problems continue disable or remove any newly installed hardware or software disable BIOS memory options such as caching or shadowing .
if you need to use safe mode to remove or disable components.restart your computer.pressF8 to select Advanced start up options.and then select safe mode.
technical information
***STOP:OXOOOOOO50
10XFF00FFF8
OXOOOOOOOO
OX8054C5B2
OXOOOOOOOO
注