Brightness flickers after latest update

[Samidavies]

Since the latest update my brightness flickers

[#2]

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@Samidavies wrote:
Since the latest update my brightness flickers

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Did you tried repair it with Xperia Companion?

[Samidavies]

What's that?? 

[#4]

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@Samidavies wrote:
What's that ??

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Xperia Companion, do you know how to repair your device?