You will encounter this behavior where the channel which was originally tuned as 001, 002, 003 which is now re-order to 800, 801, 802 after updating to the latest software and performing Digital Auto Tuning.
This TV specification change is due to the new regulation* issued by Ministry of Communication and Information of Indonesia which all TV Manufacturers are required to change the order.
Although the channel numbering/ordering (from 800, 801, 802...) is set-up by TV broadcaster side, it is possible for you to change the channel ordering according to your preference.
To change the ordering, use the Programme List Edit Function in Setting** menu as below:
[Channel Set-up] -> [Digital Set-up] -> [Digital Tuning] -> [Programme List Edit]
*The specific regulation is KOMINFO NOMOR 4 TAHUN 2019
** For model specific information regarding any of the features or settings discussed in this article, refer to the supplied operations manual.