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[Q] sp c5302 how downgrade to 4.1.2

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00pol00
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(Last edited by 00pol00; 21st February 2014 at 02:54 AM.) Reason: I forgot the title
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Unhappy [Q] sp c5302 how downgrade to 4.1.2

I updated to 4.3 my xperia sp c5302 vía pccompanion and
its lag, I want to downgrade to 4.1.2

1 where can I find the tft?

2 I have bootloader unlock allowed: yes , but I don't want
unlock can I downdrade without issues?

3 I need backup TA partition?

I don't now how to flash xperia only Samsung, and need
recomendation what to do with flashtool to no brick my
xperia c5302
thanks

attached a Pic of my previous rom
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langtu298
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Quote:
Originally Posted by 00pol00 View Post
I updated to 4.3 my xperia sp c5302 vía pccompanion and
its lag, I want to downgrade to 4.1.2

1 where can I find the tft?

2 I have bootloader unlock allowed: yes , but I don't want
unlock can I downdrade without issues?

3 I need backup TA partition?

I don't now how to flash xperia only Samsung, and need
recomendation what to do with flashtool to no brick my
xperia c5302
thanks

attached a Pic of my previous rom
just download FW .254 and flash by flashtool . don't unplug your phone untill flashtool done . your battery should be more than 80% . turn off your phone , after 10s you hold down volumm key 3s and connect your phone to computer .
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00pol00
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Unhappy help this is the customization I cant find it

this is the customization I cant find my ftf 12.0.A.2.254 with customization 1272-1092_R5A

I attached the picture of software information
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00pol00
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(Last edited by 00pol00; 21st February 2014 at 06:34 AM.) Reason: wrong
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Default samsung=sammobile and sony=?

exist something like sammobile but for sony xperia?
 
L3oRaid3n
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Quote:
Originally Posted by langtu298 View Post
just download FW .254 and flash by flashtool . don't unplug your phone untill flashtool done . your battery should be more than 80% . turn off your phone , after 10s you hold down volumm key 3s and connect your phone to computer .
I flashed FW.254 bt later it gets stuck on the SONY label which appers when we switch on the phone.
pls help me i want to downgrade it.
 
mrjraider
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Tuturial: http://forum.xda-developers.com/show....php?t=2658952
My Device:
Phone: Sony Xperia SP
Model: C5303
Firmware: eXistenZ Ultra 4.0.0
Bootloaderstatus: Locked
Rootstatus: Enabled
SuperUserpatch: Installed


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raju_59
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Quote:
Originally Posted by mrjraider View Post
Sorry to bother you I got one Hong Kong version 4.3 c5302 now I want to downgrade to 4.1. Is there any problem if I install an Indian version? I bought it just few days ago and how do I know the bootloader is unlocked???

Thanks in advance!
 
mrjraider
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No there is no problem with that...
My Device:
Phone: Sony Xperia SP
Model: C5303
Firmware: eXistenZ Ultra 4.0.0
Bootloaderstatus: Locked
Rootstatus: Enabled
SuperUserpatch: Installed


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A114N
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Default HELPP

Hello im new to all this software stuff and well i have a a sp on 4.3 but it crashes way too much and well i want to downgrade but my boot loader status says: Bootloader change allowed: no or sumthing like that but is there anyway i cud unlock my bootloader or downgrade plzz heellpp

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