Since i have bought my used Pimax 4k, the Serial Number displayed looks like this:
Also the Forward and Backward Buttons on the top are pressed in like this:
The Seller told me he already received the Device like this.
The Pimax works fine, still ime wondred if there are any Counterfeit Pimax Devices on the Market.
I also couldent find any Posts about others having an Permanent invalid Serial Number, this makes me curious.