Stefan Huelswitt wrote:

...

Sounds like the automatic EPG scan kicks in (which is normaly after 1 minute of inactivity).

...

Try to disable EPG scan by setting EPGScanTimeout=0.

...

Regards.

Many thanks! It has really appeared feature VDR. :) Such behaviour VDR really depends on adjustment EPG scan. I have setting EPGScanTimeout=0 and now number of the current channel without my switching does not change!

With the best regards. Monchenko Vladimir.