How to downgrade the firmware

[Rajesh_Shiva]

Is there any option for downgrading the firmware to tje previous version?

[VvkMh]

Use flashtool and xperifirm softwares to downgrade the os.

[Thiruz]

Anybody please give your mail id to contact
I'm updated to lollipop it's very disappointing me very poor front camera and back camera, Sony spoils my hope really sad thing,,, so I want to downgrade please help me Thank you

[Uliwooly]

@Thiruz

requesting personal info such as email address, phone numbers, etc it is not allowed on this forum, you have 2 options

either contact your Local support or use flashtool 

[Thiruz]

How to do on flashtool, where do I get firmware

[Uliwooly]

@Thiruz

check this out

/t5/Xperia-Z2/How-to-manually-update-downgrade-root-2014-Xperias/td-p/593459

[Thiruz]

Suppose if I downgrade on flash tool can I get warranty period or not,, is there any problems persists for mobile after downgraded

[Uliwooly]

@Thiruz

that's a tricky question as flashtool could void the warranty in certain regions.

[Thiruz]

Ok bro thanks for your comments,, you are helpful to me,,, can I wait for Sony's system update to solve this camera bug,,, whether they I'll do anything or not

[Uliwooly]

@Thiruz

No one will be able to answer that question