https://community.sony.rs/t5/z-series/sony-xperia-z2-cannot-hard-reset/m-p/3618195#M120152 <P>Hi.. i have sony xperia sent back to me by my son for change battery.</P><P>after change battery I try to connect thru Xperia companion, but it show unknown device on my laptop.</P><P>my son also forgot the pattern of the phone.</P><P>any solution? how to remove pattern lock or hard reset?</P><P>I have tried hard reset volume down and power , not show anything.</P><P>Xperia Companion cannot detect my phone. even follow instruction.</P><P>it is basically cannot detect on my PC and show unknown device in device manager.</P><P>Thanks..</P> Sat, 18 Aug 2018 10:46:54 GMT Kimbalugs 2018-08-18T10:46:54Z https://community.sony.rs/t5/z-series/sony-xperia-z2-cannot-hard-reset/m-p/3618195#M120152 <P>Hi.. i have sony xperia sent back to me by my son for change battery.</P><P>after change battery I try to connect thru Xperia companion, but it show unknown device on my laptop.</P><P>my son also forgot the pattern of the phone.</P><P>any solution? how to remove pattern lock or hard reset?</P><P>I have tried hard reset volume down and power , not show anything.</P><P>Xperia Companion cannot detect my phone. even follow instruction.</P><P>it is basically cannot detect on my PC and show unknown device in device manager.</P><P>Thanks..</P> Sat, 18 Aug 2018 10:46:54 GMT https://community.sony.rs/t5/z-series/sony-xperia-z2-cannot-hard-reset/m-p/3618195#M120152 Kimbalugs 2018-08-18T10:46:54Z