A wasn't talking about network scan (which is required only if you do a scan via satellites.xml and don't have all transponders in that file). For blindscan it always should be "off".
The other two options should never be modified and stay on their defaults values (other SDT = off, skip empty transponder = on), as these options are only for a special user group, not for standard users.
Modifying this options will not help fixing your problems.
I will not answer you You insist that your answer is correct in all cases if you do not know anything.