Sometimes, a simple reboot can resolve the issue, especially if the error is caused by a temporary glitch.
If updating doesn't work, try repairing or reinstalling the FortiClient software.
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If the error disappears, add FortiTray.exe to the "Exclusions" or "Whitelist" in your other antivirus settings.
| Cause | Frequency | |-------|------------| | Conflicting third-party security software (McAfee, Bitdefender, etc.) | High | | Corrupt FortiClient installation or registry entries | High | | Outdated FortiClient version vs. Windows OS version | Medium | | Damaged user profile or Windows permissions | Medium | | Missing Visual C++ runtimes or .NET Framework | Low | Sometimes, a simple reboot can resolve the issue,
: On macOS, specifically version Ventura and later, users often see errors because the "FortiTray" extension hasn't been granted permission in the Network Extensions settings. How to Fix the FortiTray.exe Application Error 1. Reinstall Visual C++ Redistributables
– if error only occurs on one account. | Cause | Frequency | |-------|------------| | Conflicting
Since FortiTray relies heavily on Windows runtime libraries, repairing these often stops the application from crashing.