Procedure DOWN GRADE OS (Wipe BB dengan JL_CMDR) on Blackberry

OS bb remove it at once .. then in any bw who enter in accordance with the handheld type of course. There is also a running friend blackberrians wipe with JL_CMDR before the OS upgrade (sometimes necessary, sometimes guns necessary).so, here's how .. after finishing a few steps below, continuing with the procedure in OS UPGRADE TIPS1. Install jl_cmdr.exe2. Data Backup3. Run jl_cmdr4. Will be