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Bugs Killed

Windows

SentinelOne blocked the ActivID ActivClient installer

ActivID ActivClient would not install because SentinelOne was blocking the installer. An exclusion was added for the installer, the software was installed, and the computer was rebooted to finish the install.

Killed once by someone from XL.net, on 2026-04-09.

Affects

Apps

  • ActivID ActivClient
  • SentinelOne

What you see

  • The ActivID ActivClient installer is blocked or removed before the installation can finish.

Why it happens

Likely SentinelOne antivirus blocked the ActivID ActivClient installer until an exclusion was created.

When it shows up

A Windows PC fails to install ActivID ActivClient and SentinelOne is deleting or blocking the installer.

You are in this case if:

  • SentinelOne antivirus
  • ActivID ActivClient installer

1 fix below

The steps that killed it

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Someone from XL.net killed this on a Windows computer on 2026-04-09. It is written up from that one repair, so it cites no outside page.