Antivirus Software Questions & Answers

The best free antivirus tools for macOS in 2025 are TotalAV, Bitdefender, McAfee, Surfshark Antivirus, Avast and a few more.

Antivirus software is used to protect your devices by detecting and removing malicious threats or malware, such as viruses, worms or spyware that can steal data, corrupt files or compromise your privacy.

Yes, Windows 10 does need antivirus software, but it has a built-in antivirus called Microsoft Defender Antivirus, which offers decent protection. So, if you want more features and enhanced security using third party antivirus software can be beneficial.

Some of the best antivirus for laptops free are Bitdefender, Avast One Basic, AVG and Microsoft Defender.

Some of the best antivirus for Windows 11 are Bitdefender, Norton 360, TotalAV and McAfee.

To activate your antivirus software after purchasing, follow these general steps:

1. Locate the Product Key: Find the product key that came with your purchase. This could be in an email if you bought it online, or inside the packaging if you bought a physical copy.
2. Download the Software: Go to the official website of the antivirus software and download the installation file.
3. Install the Software: Run the downloaded file and follow the on-screen instructions to install the software on your device.
4. Enter the Product Key: During the installation process, you will be prompted to enter the product key. Input the key to activate your software.
5. Complete Activation: Follow any additional prompts to complete the activation process. This might include creating an account or logging into an existing one.

The dealer code and BE (Bag Engineer) number are typically provided by the antivirus software vendor or dealer from whom you purchased the software. These codes are used during the installation and activation process to verify your purchase and ensure proper registration. You should contact the vendor or dealer for assistance if you don't have these codes.

Antivirus software, also known as anti-malware software, scans your computer's memory or files for patterns that indicate malware. It looks for patterns based on the signatures of known malware.

After installing antivirus software, it is advisable to perform periodic computer scanning. The majority of antivirus programs may be set up to automatically scan folders or files and to prompt you to run thorough scans on a predetermined schedule.

The reason behind not using more than one antivirus is because installing multiple antivirus programs can cause problems like system freezing and data loss.