@patterson12aTry a maintenance mode reset as explained here below that may clear and clean the system and improve matters going forward.
Hi Sarah, thanks for your reply. I'm able to access the other apps such as my5 & i player etc, it's only the all4 that I'm not able to access.
Jim Nixon said:
Strength 95%Signal 10-15%.But TV is still fine other than the popup
Anybody know who makes the panels?