Open your Creative Cloud Desktop preferences and turn off "Launch Creative Cloud at login," disable sync options, and opt out of "Genuine Service" telemetry tracking where allowed.
If, after reading all the warnings, you still need to edit your hosts file for a legacy or experimental purpose, follow these safety protocols. Adobe Hosts File Block List
Are you trying to block or just telemetry/updates ? Open your Creative Cloud Desktop preferences and turn
Traditional hosts ‑based blocking works by preventing domain name resolution. However, modern Adobe applications increasingly rely on HTTPS and may include hard‑coded IP addresses. When a domain is blocked, the application may connect directly to an IP address, bypassing the hosts file entirely. Additionally, some telemetry is sent over HTTP/2 with Server Name Indication (SNI), making it harder to block without a full firewall solution. Additionally, some telemetry is sent over HTTP/2 with
For users or network engineers seeking more granular control than a static hosts file can offer, alternative network filters provide cleaner management: