Virus Scanner Instant

Some malware hides while the OS is running. Use Microsoft Defender Offline or a portable tool like Emsisoft Emergency Kit from a USB drive. This scans the system before the malware has a chance to "wake up". How to Run a Full Scan Using Windows Security

: Shut down background applications to free up system resources and prevent file-locking conflicts. virus scanner

: For laptops, plug into a power source as deep scans can take several hours and drain the battery. 2. Execution (Tool Specific) : Some malware hides while the OS is running