Sometime we upgrade our mobile firmware in anxiety to see latest features available in latest firmware but sometime latest firmware found to have some disappointing features which force us to downgrade to old firmware.
Nokia Symbian firmware do not allow downgrade once you have upgraded to latest firmware.
You can read procedure to Offline flashing Nokia phone to update firmware to give new life to your mobile which is explanation to how to upgrade to latest firmware but by using this procedure we can not flash our mobile with older firmware.
But every human generated machine has some by pass so the Nokia mobiles, Here I am going to present you the way how to downgrade your firmware.
1. This article is for education purpose only.
2. I don’t being held responsible to anything can cause damage to your mobile phone. Try it on your own risk.
3. What you have done here can void your Nokia warranty.
If you okay with that disclaimer above let continue. This article well tested on XP SP2 and my Nokia C7.
1. In your PC :
*. Create restore point through Start -> All Programs -> Accessories -> System Tools -> System Restore. Name it ‘Before flashing’ click create.
*. Remove Nokia PC Suite, Nokia Software Updater, Nokia Care Suite, Nokia Modem Drivers, Nokia Connectivity Drivers through Control Panel -> Add/Remove Programs, but DO NOT REMOVE PC Connectivity Solution and Windows – Nokia Modem.
*. Restart your PC.
*. Do not connect your phone before installing Phoenix software.
*. Disable all antivirus, firewall, antispyware, antimalware etc.
*. Disable screen saver.
*. Check C:\Program files\Nokia\Phoenix\Products\ If you have those folder in there delete all.
2. In your mobile phone :
*. Backup all your mobile phone content since all your data will be lost after flashing.
*. If you protect your memory card with password, then remove it.
*. Remove your memory card from your mobile phone.
*. Go to Tools -> Settings -> Security -> Phone and SIM.
Set Pin code request to Off.
Set Autolock period to None.
Set Lock code to default password which is 12345.
Set Lock if SIM changed to No.
*. Uninstall your mobile antivirus.
*. Charge your phone battery to at least 70% and keep charging. Although flashing takes only 7-10 minutes.
Begin Flashing :
if you have read this article Offline flashing Nokia phone to update firmware to give new life to your mobile then downgrading is simply involve following
step by step [e.g. in this case it is C7]
1.Flashing ur C7 with RM-596 version 25.007(N8 firmware)[use Phoenix Service Software 2010]
2.Flashng ur C7 with RM-596 version 11.005(N8 firmware)[use Phoenix Service Software 2010]
3.Flashing ur C7 with the lowest version of ur C7 phone firmware(C7 firmware)[usePhoenix Service Software 2011]
4.Flashing ur C7 with firmware version u want(C7 firmware)[use Phoenix Service Software 2011]
Lets start now
Things you need:
1.- Phoenix_Service_Software_2010_38_5_44210_ and Phoenix_Service_Software_2011.46.002.47246
2.- RM-596 version 25.007 and RM-596 version 11.005 from N8
3.- RM-XXX – VERSION LOWEST, lowest version of your mobile, where XXX mean RM version of your mobile ( NOT OF N8 )
4.- RM-XXX – VERSION You want, Version of your mobile which you want to flash to your mobile, where XXX mean RM version of your mobile ( NOT OF N8 )
e.g. if flashing from belle ( latest firmware version of N8 ) to anna ( down graded version ) , this would be anna
Both of which can be downloaded using Navifirm
Before you begin the downgrade it is recommended you format your phone (use *#7370#, format both mass and memory card) and remove your sim card.
1.- Install Phoenix_Service_Software_2010_38_5_44210 (Uninstall any previous versions you have)
2.-Connect the phone on PC suite mode.
Check that you have these drivers on your pc’s device manager(the N8-00 USB Phonet is the one we need)
3.Go to program files\Nokia\phoenix\products and create a folder called RM-XXX(which is the code of your phone) and put in it the N8 25.007 files.
4.Disconnect your phone, open phoenix then go to file>open product and select RM of your mobile(same steps as flashing on dead usb mode)
if you see a file name in red you delete it.
And select update software
Once done your phone will be bricked. DO NOT PANIC. close phoenix.
5.-Go to program files\Nokia\phoenix\products\RM-XXX(rm of your phone) and replace the 25.007 N8 files with the N8′s 11.005 Firmware files.
6.Repeat step 4 with the new files(flash again in dead usb mode). Once the flash is finished your pc should recognize your phone(some drivers will be installed but the phone’s screen will be off)
7. Uninstall Phoenix_Service_Software_2010_38_5_44210 and install Phoenix_Service_Software_2011.46.002.47246
8.-Connect the phone on PC suite mode.
Check that you have your drivers phone on your pc’s device manager: Nokia XX XX USB Phonet
9. Go to program files\Nokia\phoenix\products\RM-XXX(rm of your phone) and replace the N8′s 11.005 files with your phone’s lowest firmware version.
10.Flash again(repeat step 4), now the phone’s screen should be on (at last)
recommended you format your phone (use *#7370#, format both mass and memory card
11.-Go to program files\Nokia\phoenix\products\RM-XXX(rm of your phone) and replace the files currently there(which should be your phone’s lowest firmware files) with the firmware version you want.
12.Repeat step 4(flash again in dead usb mode) with the new files and you are done.
Reply If you need any help and also reply with your feedback.
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