SamyGO

If you can press any other rc buttons and tv responds, then why don't you flash firmware once again? It might solve your problem.

No, you cant set 100Mbps internal hardware to 1000Gbps. No such settings exist at all there.

Transfer channels option was removed from your tv model at software level. I wonder why Samsung did such modifications but this is reality. They only know why.

As you do not know of model/type was set correctly before you started to change service menu options, then advice is first to ask for service menu default values from another users with same tv model and then compare it to yours. This not necessary will solve your tv runner issue. Sometimes SM setti...

You cant do anything in tdm to gain your problem solved. Better try other methods to access service menu.
As I understood your tv is operating, you just can't access service menu and change required values?

Optional eeprom reset might help.

None of your wanted features are available nor are to be fixed after you gain root.

Or better buy internal BT module and install it in person.

You are trying to access restricted files which are available for donors only.

Better stay calm and skip idea to mod your tv. Usually this led to brick tv.... If everything else is working well, then no need to upgrade. As the rule it don't fix issues, it adds more problems what did not exist before upgrade. On the other hand, we do not have any "mod/patch/firmware" ...

Does not work. Bad luck