herson 0 Report post Posted November 10, 2021 Order #222897 key sent to me 2 times not working for epson wf c579r , error 10091 i email support , online chat seems to ignored my problem , no reply at all. please fix problem for me Share this post Link to post Share on other sites
John_Admin 388 Report post Posted November 10, 2021 10091error: here can be two things : - someone changed chip on main board , so data base of initial chip was also changed, then no chance to make it chipless - secondly these error codes are the wrong use pattern Share this post Link to post Share on other sites
herson 0 Report post Posted November 10, 2021 what is the solution for second problem wrong use pattern ??? how to identify if chip changed , so we are not wasting money before purchased the key ??? cos i received email purchased key cannot refund Share this post Link to post Share on other sites
John_Admin 388 Report post Posted November 11, 2021 We can make refund if key is not used no problem or exchange to other keys you need Share this post Link to post Share on other sites