number based pin lock for screen lock

[edincizmic]

My daughter forget a number based PIN lock  used as a screen lock. We tried several time but with no success. Is there a posible way to solve this problem .

type of a smartphone is xperia miro...

Thanks

[Uliwooly]

you have 2 options

1) keep trying to remember the pin

or

2) reset the phone with SUS

[Uliwooly · Accepted solution]

SUS

http://www.sonymobile.com/gb/tools/update-service/

http://www-support-downloads.sonymobile.com/Software%20Downloads/Update_Service_Setup-2.11.12.5.exe

Alternatives on How to backup Xperias

http://talk.sonymobile.com/thread/36355

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