Urgent - PL-USB-BLASTER-RCN - Failure issue

Hi,

Thank you for contacting Intel community.

-Both USB Blaster failed?

-What is the error message of the failure?

-What is the Quartus version that was used?

-Was the USB Blaser driver successfully installed?

--We also have some problem with USB Blaster previously, you might want to download the patch from below;

https://www.intel.com/content/www/us/en/support/programmable/articles/000086243.html

Regards,

Aiman