: For advanced users, OpenWrt Wiki lists stable release 22.03.7 specifically for the C1 hardware.
: While it technically supports OpenWrt , the C1 revision is strictly not recommended due to its low 4MB Flash and 32MB RAM. Using it can render the device "useless" as it lacks the resources to run a secure, modern build. firmware d-link dsl-2750u h w c1
Before downloading any firmware, verify: : For advanced users, OpenWrt Wiki lists stable release 22