Your CFW likely included RomPatcher+. Open it and enable:

For the purpose of this article, we will assume you are not writing code from scratch, but rather "cooking" a pre-made CFW or modifying the stock one.

Do not touch the phone or the cable during this time. The screen may show "Test Mode" or "Local Mode"—this is normal. 5. Completion

Move your downloaded firmware files into the correct directory on your PC. It usually looks like this: C:\Program Files (x86)\Nokia\Phoenix\Products\RM-609\ folder doesn't exist, you must create it manually. 3. Connect and Scan Phoenix Service Software Connect your via USB and select "PC Suite" mode on the phone. In Phoenix, go to File > Scan Product . Your phone should appear in the connection bar. 4. The Flashing Process Navigate to Flashing > Firmware Update button to select the product code for your firmware. Crucial Step: and delete the file (if present) to avoid errors during the flash. If your phone is "dead" (won't boot), check the Dead Phone USB Flashing box before clicking Refurbish. 5. Wait for the Magic