Remove Qt from mobile device (5800 XM)

[HadiDelphi]

hi
i am sorry for my bad english
i install Qt component on my mobile device(5800 XM), now i want remove it but when uninstall say "REMOVE FAIL"
how i can remove Qt from my mobile device ?
thanks

edit: fixed title and QT/Qt -mariusg

[TobbY]

if it fails, then you must reset your device

[HadiDelphi]

thanks Tobby

but how i can reset device ?
and if reset device, SMS and contacts will be lost ?

[qtrahul]

There are two types of reset Hard reset and soft reset for Nokia devices, Search for code in Google.

[HadiDelphi]

thanks qtrahul :)