Radio Sultanate of Oman on 9620 again only in Arabic, October 26

OMAN   Radio Sultanate of Oman on 9620 kHz again only in Arabic, October 26:
1353-1400 on  9620 THU 100 kW / 315 deg to WeEu Arabic, prayers, unscheduled
1400-1500 on  9620 THU 100 kW / 315 deg to WeEu Arabic, instead of English &
1500-2200 on  9620 THU 100 kW / 315 deg to WeEu Arabic, as scheduled in A-19
1400-2200 on 15140 THU 100 kW / 315 deg to WeEu En/Ar probably from October 27
Something`s always wrong at R.Sultanate of Oman Thumrayt transmitting station!
https://www.youtube.com/watch?v=XwMAvCKXoA0&feature=youtu.be
https://www.youtube.com/watch?v=L80VDVegAf4&feature=youtu.be
https://www.youtube.com/watch?v=8jtGBGBKwm0&feature=youtu.be