...

[sysaini]

Look this 

[goodthings]

?

[sysaini]

In this blank space here is galaxy store

[goodthings]

Device? In One UI 7.0 ?

[sysaini]

Yes

[goodthings]

It's a major update, please reset factory data with backup then try to it's again. If you like please accept as a solution it's help to other users also, click on 3dots in my reply section and click on accept solution. Thanks.

[sysaini]

Other solution and I can't factor rest my phone

[goodthings]

By the way after a major update reset factory data with backup is essential for your's device better performance. Then as you like. Thanks.