Blocking legitimate Adobe domains can cause:
Modern Adobe apps require periodic online validation. Features like Adobe Fonts, Cloud Documents, Libraries, and generative AI tools (Firefly) are baked into the core experience. Blocking Adobe’s domains cripples these features. Adobe Hosts File Block List
Adobe Genuine Service (AGS) runs as a separate background process. Blocking its domains via Hosts might delay the pop-up, but AGS also uses local system scans without network calls. Blocking legitimate Adobe domains can cause: Modern Adobe
: A curated repository on GitHub that allows users to contribute new domains or IPs. Adobe Hosts File Block List