It comes when I was trying to hack Nokia E90 on firmware 4.00 (S60 3rd Edition). Hint: This message pops up when you attempt to install developer certificate in the unsupported device. The developer certificate from Symbian Signed can only be used in a limited number of devices. Remember that you have to send your [...]
How-to Hack Nokia E90 Firmware 4.00
Before you start, you need to get your .cer & .key files for your phone. – Register here to get your .cer & .key files – After registering, you can login, and request cer – When you done, download your .cer & .key files to your computer. Download required tools: Download HelloOX_V1.04.SiGNED.sis Download SISContents 1.3.1 [...]
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