TAKE ALSO A LOOK AT THIS THREAD FOR GUIDES AND FAQ!! ---> http://forum.dailymobile.net/index.php/topic,3708.0.html
Use this mod at your own risk!
You may damage your phone!
Here I put way how You can hack yours Symbian S60v3 device and then install unsigned applications.
This method working only for FP1 not with FP2 and not with last version FW.
1. download this (http://rapidshare.com/files/186205110/Hack.rar.html
) and make extract file,
2. connect PC and cell phone with cable (data cable),
3. copy file y-browser, HelloCarbide and installserver on memory card,
4. make install (set up) of y-browse (install on memory card or cell phone memory are all the same),
5. when you installed app. (y-browser) open it (if you asking you something press Ok/Yes),
6. open y-browser find file HelloCarbide (C: or E: disk) and run set up (install),
7. when you successfully installed HelloCarbide open it (Menu - Applications) and go Options - Menu1 - and press Yes,
8. close HelloCarbide,
9. press and hold button for go to menu. Then you see app. whose is running chose y-browser and open,
10. find installserver (go in C: or E: parts of disk, where you put installserver),
11. mark installserver go Options - Edit - Copy,
12. with navi-pad (navigation control key) go to left till end till disk part. (C:, D:, E:, Z:),
13. chose C: open folder sys - bin- and then open it go Options - Edit- Paste,
14. close all app. (y-browser...),
15. switch off cell phone then switch on cell phone.
now You can install unsigned applications.