https://r2.community.samsung.com/t5/Tech-Talk/Samsung-UI-2-0-update/m-p/3740575#M46910 Take a backup and reset the device to factory settings Wed, 18 Mar 2020 17:59:45 GMT VSDevarakonda 2020-03-18T17:59:45Z https://r2.community.samsung.com/t5/Tech-Talk/Samsung-UI-2-0-update/m-p/3730803#M46632 <DIV>I have Samsung a7 2018</DIV><DIV>Ui 2.0 update&nbsp;</DIV><DIV>1. Videocall error.</DIV><DIV>2. Phone hangs a lot</DIV><DIV>3. Sometimes call function does not work</DIV> Tue, 17 Mar 2020 15:20:38 GMT https://r2.community.samsung.com/t5/Tech-Talk/Samsung-UI-2-0-update/m-p/3730803#M46632 sandeep93 2020-03-17T15:20:38Z https://r2.community.samsung.com/t5/Tech-Talk/Samsung-UI-2-0-update/m-p/3734264#M46704 I am also using samsung a7 2018 but my phone does not have these error Wed, 18 Mar 2020 04:03:11 GMT https://r2.community.samsung.com/t5/Tech-Talk/Samsung-UI-2-0-update/m-p/3734264#M46704 mkarthick 2020-03-18T04:03:11Z https://r2.community.samsung.com/t5/Tech-Talk/Samsung-UI-2-0-update/m-p/3735758#M46807 well just turn off the phone and restart it...I hope everything will work fine...bcoz I did had some issue on the a7 device...when I updated it to anroid 10..but after turning off...everything was perfect..now I don't have any issue at all. Wed, 18 Mar 2020 07:16:03 GMT https://r2.community.samsung.com/t5/Tech-Talk/Samsung-UI-2-0-update/m-p/3735758#M46807 dev2311 2020-03-18T07:16:03Z https://r2.community.samsung.com/t5/Tech-Talk/Samsung-UI-2-0-update/m-p/3740575#M46910 Take a backup and reset the device to factory settings Wed, 18 Mar 2020 17:59:45 GMT https://r2.community.samsung.com/t5/Tech-Talk/Samsung-UI-2-0-update/m-p/3740575#M46910 VSDevarakonda 2020-03-18T17:59:45Z https://r2.community.samsung.com/t5/Tech-Talk/Samsung-UI-2-0-update/m-p/3766444#M47499 it works when i reset my phone Sun, 22 Mar 2020 03:32:36 GMT https://r2.community.samsung.com/t5/Tech-Talk/Samsung-UI-2-0-update/m-p/3766444#M47499 sandeep93 2020-03-22T03:32:36Z