SamyGO

ue65hu7500xh downgraded to 000.0 can get into service menu but tv wouldnt recognise the s3 signal to open up extended service menu, so blocked domains on router instead watchdog turned off in service menu turned off the general "fast-on" setting (there was no "fast-off" setting) ...

UE65HU7500XXH - downgraded to firmware 000.0 - whenever I go into normal service menu, then send s3 using this app, screen just flashes red/green/blue/white, which I think is because the app is sending it too fast to the tv and the tv is interpreting it as "factory" - sending s2 gets back ...

thanks - you were completely correct. any advice on how to get the tv to correctly interpret 3speed? the samsung tv service remote control app seems to be interpreted as s2 by my tv everytime I send s3 from this app

having difficulty at the very first step I have a UE65HU7500XXH , which has the 000.0 firmware downgrade applied. I was following the guide to disable otn updates https://wiki.samygo.tv/index.php5?title=How_to_send_FACTORY%2B3SPEED_keys i was in the main service menu, installed the samsung service r...