UI interface

[JACK48]

Frequent Error Message  :

UI NOT RESPONDING. WAIT OR CLOSE APPLICATION. 

What should I do ?

[TheFastestIndian]

Is it after updating to One UI 4.0 ?

[JACK48]

No

[TheFastestIndian]

Device model and One UI version?

[JACK48]

Device GALAXY C 9.
UI version not known.

[JACK48]

Read as System UI NOT RESPONDING. WAIT OR CLOSE APPLICATION? Remedy ?

[TheFastestIndian]

Reset your device and check

[JACK48]

Okay..Thank you.

[cs-member13]

Dear Samsung Member,

Greetings from Samsung Customer Support!

We acknowledge your query and apologize for the same. Please perform the below mentioned steps to resolve the issue:

* Check after rebooting your device. 

For further assistance, register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support