Download the installer from the official Gridinsoft website and save it.
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Open the file (GridinsoftAntiMalware-setup.exe). If your browser or SmartScreen shows a warning, choose the option to proceed if you downloaded it from our site.
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Approve the UAC prompt (Run as administrator if needed).
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Follow the setup wizard: select language, read and accept the License Agreement, choose the install location, and optional shortcuts.
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Install and finish: click Install, then Finish to launch the app.
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First run: allow the threat database to update, then start a Quick scan.
Tips:
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If another antivirus or firewall blocks the installer, temporarily pause it during installation, then re-enable it and add Gridinsoft to its allowlist.
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If you see errors, try re-downloading the installer or running it as administrator.
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Need help? Contact our Support Team.