SPV c550 homescreen issues

[Guest davidrebanks]

hi all, im having a nightmare trying to get homescreens to work on my SPVc550 some do, most dont i downloaded a load of QVGA screens from http://www.airfagev.com/skins.asp?platform=QVGA

and they just wont install. i get a message saying "installation failed. the program or steeing cannot be installed because it is not digitially signed with a trusted certificate" What does this mean??? by the way are qvga scrrens the only ones which will work on my spvc550? what about 2003 stuff? is it me or are there not many qvga screens around??? am i the only one with these problems???? oh well..back to work!!! any help would be great :rolleyes:

[Guest w411y]

You need to App Unlock your device. One method..

http://www.modaco.com/Decert-and-Unlock-Guide-t236864.html