Main Source 365 Security – Antivirus Software

Compatible with Windows Versions
Also Compatible with Android Versions Jelly Bean 4.2 | KitKat 4.4 | Lollipop 5.0 | Marshmallow 6.0 | Nougat 7.1 | Oreo 8.0






Home Support

Understanding that technology is designed to make our lives easier, it can also be a continual source of stress and headaches when not working properly or unsecured. Data Protection Plan includes step-by-step action’s to secure your identity, credit bureau reports and important financial data online with proprietary software tools. Main Source 365 On-Call Cyber-security Workforce together with our MS365 Security software provides real-time data protection and monthly proactive threat hunting with 24/7 technical support making your technology easier to use and safe, giving you peace-of-mind 365 day per year!


Level 1: Non-Member Services


  • Device/Computer Setup
  • Password Recovery/Reset
  • Computer Performance Tune-up
  • Email Setup Privacy Configuration
  • Printer Setup
  • Restore Media Creation
  • Software Install/Troubleshooting
  • Basic Audio Setup
  • One Time Fee Good for 30 Days.

Level 2: Non-Member Services


  • Operating System Install Setup
  • PC/Desktop Virus Removal
  • Memory and Hardware Upgrade Install
  • Universal Remote Configuration
  • Software Troubleshooting
  • TV Connect Setup Troubleshooting
  • Netflix Issue Resolution
  • Xbox & PS4 Support
  • Technical Device Support
  • One Time Fee Good for 30 Days.


Basic Support Package Membership


  • Consulting Support Assistance & Resolving Of All Hardware/Software Technical Issues Covers FULL 30-Days
  • On-Call Cyber-Security Support Help-Desk Access For 2/mo
  • All-In-One Licence Key For 1-year Cyber-Security Protection Antivirus Software 1- Device
  • Bonus Cyber-Security Mobile App Software For Android

Premium 365 Package Membership


  • A Dollar A Day To Keep The Viruses/Hackers Away 365 Days A Year!
  • Unlimited Consulting Support Assistance & Resolving Of All Hardware/Software Technical Issues
  • All-In-One Licence Key For 1-year Cyber-Security Protection Antivirus Software + BONUS Cyber-Security Mobile App License For Android
  • Monthly Proactive Threat Hunting Reports & Performance Maintenance
  • 12-Step/12-Month Data Protection Plan
  • Office 365 Cloud Solutions Exclusive Premium Discounts
  • 1-year Membership Warranty

Pro Support Package Membership


  • Unlimited Consulting Support Assistance & Resolving Of ALL Hardware/Software Technical Issues
  • All-In-One Licence Key For 1-year Cyber-Security Protection Antivirus Software 1-Device + BONUS Cyber-Security Mobile App Software Licence
  • Monthly Proactive Threat Hunting Reports & Performance Maintenance
  • Data Protection Plan
  • 6-Months Membership

Meet the All-In-One Antivirus Software Just For You!

Maximum Computer and Mobile Protection at Lightning Fast Speed!

All-In-One PC Security

Main Source 365 Security detects and removes viruses, spyware, rootkits, bots, trojans and all other types of internet security issues. Main Source 365 Security Antivirus is an all-in-one computer protection software that keeps your computer safe, your privacy protected and maintains the integrity of your information-security at all times.

24/7 Protection

Main Source 365 Security settings are set to stand guard at all times. Simply install, set and forget. YOU ARE PROTECTED!

Ransomware Protection

Main Source 365 Security advanced detection engine & algorithms allow state of the art protection at a fraction of the load on your CPU!

Real-Time Active Monitoring and Protection

Main Source 365 Security utilizes multiple detection methods and advanced algorithms to monitor and protect against online and local security issues, including all known viruses and hacking types, in real time.

Secure File Eraser

Main Source 365 Security adds an “Erase Files with MS365 Security” option to your Window’s Explorer menu to permanently delete all traces of a file and make sure it is completely deleted off your system and does not leave any unneeded residues behind.

Automatic Updates

When needed, the virus, spyware and malware database will automatically be updated for free! This means that you never have to worry if it is up to date.

Trusted Cyber Security Software

Main Source 365 Security all-in-one cyber security antivirus offers full protection from online threats at a fraction of the CPU load due to its advanced autonomous detection engine and algorithms. Main Source 365 Security antivirus will automatically scan a computer for threats on a defined schedule and also includes extra tools and features such as the secure file eraser, history cleaner, and start-up manager to help keep your computer protected and operating at peak performance.


MS365 Ransomware Defender

The most advanced and comprehensive anti-ransomware solution

Identity Theft Preventer

A Proactive approach to identity theft protection!

MS365 Cyber Privacy Suite

Minimize Your Online Exposure, Stop Being Tracked!

PC Cleaning Utility

Use PC Cleaning Utility to clean your PC of files that are clogging and crowding your hard drive.

MS365 Webcam Blocker

Block any external attempt to hack your webcam or microphone!

MS365 Anti-Malware

Anti Malware combines advanced malware and virus detection algorithms to provide complete digital protection!

MS365 Privacy Shield

Enhance your personal online privacy! Browse, chat, shop and email with complete privacy.

MS365 Hard Disk Protection

An advanced hard drive space cleaner that enables a detailed scan and a safe cleaning process.

Business Support

Main Source 365 Tech provides cyber-security, data protection, monthly proactive threat hunting, Cloud Solutions and tech support help-desk services to businesses and organizations worldwide. ​ Ensuring security and protection on endpoints, network, email and company database with an assigned “Virtual Compliance Officer” to ensure your business is compliant and aligned with The Cyber-Security Executive Order (USA) and the GDPR (EU). ​ Main Source 365 Tech has vast array of SaaS, Cloud Solutions, Cyber-Security and business support service plans that are customization friendly for any size operation. Get a FREE business consultation today to learn more.

We Create Fully Connected Systems So You Can Focus On Your Business

We offer affordable complete IT services for your business, for all your technical needs but also your business IT security requirements. With Main Source 365 we make sure your business can delegate to our trusted experts with peace-of-mind 365 days a year!

Get Started

What People Are Saying

I looked thru many companies. You can trust this company as they treat your like a real customer. They do everything above board. Great job guys !! ★★★★★ Robert Rauschendorfer

Business Subscriber

I had a serious problem resolved by mainsource. Trustworthy people provide best service!! ★★★★★ Steve Burger

Home Subscriber

Hey, This Team of tech guys are really true to what they do. Got several Malwares and Trojans on my computer that my Norton couldn’t even find…. Great Job!!!… ★★★★★ Kristofferson

Home Subscriber

Wonderful. Not only are my problems solved but I’m also learning thanks to Kevin and his wonderful team. A+ service. ★★★★★ Chris Messmer

Home Subscriber

Kelly one the technicians did a great job to my computer.Thanks a lot.. ★★★★★ Margaret Butler

Home Subscriber

Looking for my password and a way to get into Facebook without typing e-mail @ password and my request was what I received. ★★★★★ Marlene Maye

Home Subscriber

Cyber Security News & Blogs

Remove and Detect Potential Unwanted Applications

Remove and Detect Potential Unwanted Applications

Is your computer performs poorly? Runs slowly? Today, we are going to teach you basics of computer security which is how to remove and detect potentially unwanted applications on your computer or sometimes acts as bloatware on your computer that eats your RAM and...



  • Low Security 30% 30%
  • Computer with MainsSource 365 Security Software 98.99% 98.99%


Main Source 365 Tech is a trusted independent cyber-security and technical support service company for both software and hardware. Main Source 365 Tech focuses on business and consumer cyber peripherals for third-party companies and in-house. Main Source 365 Tech and its many brands have no affiliation with any third-party companies other than what is specified. Main Source 365 Tech does not falsely represent any other companies, images or brands. Main Source 365 Tech is not responsible or liable content, solutions, products or services from third-parties. Main Source 365 Tech cyber-security workforce and certified technicians are experienced but may not hold any certifications unless expressly noted. All brand names and trademarks used on our site are for referential purposes with credit to the respective owners.