A: Possibly, but online activation will fail. If you had installed it before 2020 and never reformatted, it may still work. For fresh installs, you are blocked.
Provide a link to the for "Invalid or Revoked" serial numbers. Let me know which option would be best! Indesign CS6 serial number only 20 characters | Community adobe indesign cs6 serial number validation
For basic layout needs, even word processors or Google Docs may suffice, though they lack InDesign’s advanced typographic and print production features. A: Possibly, but online activation will fail
The installer cannot reach Adobe's servers, causing the validation to timeout. causing the validation to timeout.