Lost Widewine L1 status and Serial number

Name of device:Asus Zenfone Max pro M1
Rooted:No
Current firmware:WW063
I lost my widewine L3 status and The settings shows wrong serial number after upgrading to latest WW429 firmware I downgraded then to WW 060 using Asus downgrade image and upgraded to WW063 still problem not solved .What can I do? Anybody facing this issue?
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Comments
Hi there, kindly update to the latest firmware version and let us know if the above issue still persists.