The Netflix Error Code ui-800-3 is caused when you do not clear the cache data or if there is any problem related to signing in. Make use of the instructions mentioned below to solve this problem.
When you see the Netflix error code UI 800 3 displayed on the Amazon Fire Stick, do the steps below to fix the error.
Proceed with the following steps to fix the error code UI 800 3 on Hisense TV.
Do as per the following steps to fix the error code UI 800 3 on Sony TV.