Download and install the Symbian SDK (Software Development Kit) appropriate for the Symbian^3 platform.
The most famous tool was . In a custom firmware environment, ROMPatcher was often integrated directly into the startup. It applied "patches" to the system memory on the fly. The most critical of these was the Open4All patch, which allowed users full access to the system folders (C:\ and Z:\ drives). nokia e6 custom firmware
Daily driving and minimalists.