formatpc 0 Report post Posted February 19, 2019 Hi friend. I have a problem activating the license of an epson xp-440 send me a proxy error message or that the printer is not connected correctly. but everything is correct. the firmware is ready, however it does not let me continue with the next step. Annex screenshot. Share this post Link to post Share on other sites
wic.support 30 Report post Posted February 20, 2019 Good day. This error (10088) means that activation key you entered is not exist or incorrect. Please, recheck email and make sure that you enter key correctly. Share this post Link to post Share on other sites
John_Admin 388 Report post Posted February 20, 2019 Send us Your Activation Key - we will check it Send to PM Share this post Link to post Share on other sites