malware
Microsoft fixes bug behind ‘Defender Antivirus is turned off’ alerts
September 18, 2026
Back to all postsMicrosoft has resolved a known issue that causes incorrect alerts warning that Defender Antivirus was turned off after installing recent updates.
Source: BleepingComputer
malware
Concerned about this threat to your business?
We help Canadian SMBs deploy the controls discussed in this article. Free 30-minute assessment — no obligation.