Windows Security Settings Everyone Should Enable

A large number of Windows computer users think that the installation of antivirus software is sufficient to keep their computers safe.
Today's cyber attacks are more advanced than they were a few years ago, however. These attacks are now more prevalent and include phishing, ransomware, malicious downloads, and data theft, not just for businesses but for consumers too.
Fortunately, there are several great, built-in security tools in Windows that they don't use or even know about.
One of the more frequent computer user problems I assisted with is using defaults without checking on what the security options are. It only takes a few minutes to set them up, and you will be even better protected from cyber attacks.
The following are some of the most crucial Windows security settings to enable for all users.
🛡️ Turn On Microsoft Defender Protection
After buying a new computer, many users tend to immediately install third-party anti-virus software.
They tend to forget that Microsoft Defender is one of the most powerful built-in security tools around today.
Microsoft Defender can defend against:
Viruses
Malware
Spyware
Ransomware
Suspicious downloads
To check if it is active:
Steps:
Open Windows Security➡️Click Virus & Threat Protection
Make sure that Real-Time Protection is turned on.
When real-time protection is on, Windows will automatically scan files and applications.
🔥 Enable Windows Firewall
The Windows Firewall is a security barrier between your computer and any network that may be harmful.
If there is no firewall, unauthorized connections will try to communicate with your device.
The firewall helps:
Block suspicious connections
Prevent unauthorized access
Secure devices on public networks: Secure devices on public networks:
To check Firewall Status:
-Open Windows Security
-Choose Firewall & Network Protection. Click on Firewall & Network Protection.
- Check if all network profiles are secured
NB: The firewall should be kept on all the time for most users.
🔒 Turn On Ransomware Protection.
Ransomware is still one of the most destructive cyber threats out there in the world.
The attacks can encrypt personal files and require a ransom to be paid for the files to be unlocked.
A new feature in Windows is Controlled Folder Access, which is intended to safeguard important files against unauthorized changes.
To Enable It:
Open Windows Security
Click on Virus & Threat Protection.
Open Manage Ransomware Protection
Enable Controlled Folder Access
This provides an additional security barrier for documents, photos, and other important information.
🔐 Use Device Encryption or BitLocker
If the laptop is lost, the physical access may put you at risk of having your personal information compromised.
Encryption is the process of rendering data unreadable without the proper authentication.
Depending on which version of Windows you are running, you might be able to access:
✅Device Encryption
✅BitLocker Drive Encryption
Benefits
-Secures files in the event of loss of the device
-Ensures that users do not have access to data they are not authorized to view
-Improves overall privacy
If you're a business user or a professional, it should be considered a necessity.
🚫 Enable Microsoft Defender SmartScreen
Most of the time, cyber attacks start with unsafe downloads or visiting malicious websites.
Microsoft Defender SmartScreen can detect:
Suspicious websites
Potential phishing pages
Unsafe downloads
Untrusted applications
To Check SmartScreen:
Open Windows Security
Click App & Browser Control.
Make sure that SmartScreen Protection is on
Many common attacks can be avoided by using this simple setting.
🔄 Keep Windows Updates Enabled
One of the easiest ways to improve security is also one of the most ignored.
Every month, Microsoft releases updates that fix newly discovered vulnerabilities.
You might be vulnerable to known security problems if you don't update your system in time.
To Check for Updates
Open Settings➡️Select Windows Update➡️Click the Check for Updates button.
Regularly installing updates helps keep your computer safe from new threats.
👤 Use a Strong Sign-In Method
The first line of defence is usually your password for Windows.
One of the top reasons for account breaches is weak passwords.
Consider: Use more complex passwords; Rather than simple passwords, try:
-Strong passwords
-PIN authentication
-Fingerprint login
-Face recognition with facial recognition in Windows Hello.
Windows Hello provides both convenience and improved security.
🌐 Review Privacy Settings
A lot of users don't check the privacy settings that are set when installing.
If you're running Windows, you can regulate the way applications use:
Camera
Microphone
Location
Contacts
Activity history
To view Privacy Options.
Open Settings➡️Select Privacy & Security➡️Review application permissions
Only give access when it is needed.
📁 Back Up Important Files
Security is not just a matter of not attacking.
It's also a matter of healing.
When hardware fails, or files get corrupted, or ransomware gets involved, backups can save years of work.
Consider using:
-External hard drives
-OneDrive
-Google Drive
-Cloud backup solutions
Backup solutions give you peace of mind.
🚨 Be Careful What You Download
Download wisely and be aware of the consequences. Exercise caution when downloading.
The best security configurations are not foolproof.
Many infections occur because people:
- Download cracked software
Install unknown applications
Click suspicious links
Open unexpected email attachments
If you're unsure, don't download the file until you have assured it is from a trusted source.
Just a couple of seconds of caution can save hours of frustration.
The most common mistakes that Windows users make.
The most prevalent security errors are:
-Disabling antivirus protection
-Disabling the firewall.
-Ignoring updates
-Using weak passwords
-Using the same password in different accounts.
-Downloading software from untrusted websites
These habits are what make it much easier for attackers to do their work.
Final Thoughts
Many users never use the powerful security features in Windows. You can significantly enhance your computer security without paying for extra software with the help of Microsoft Defender, Windows Firewall, ransomware protection, encryption, SmartScreen, and automatic updates.
Being paranoid is not the key to cybersecurity.
It's really about developing good habits and leveraging the protection tools already in place on your device.
Some easy tweaks or adjustments to be made today could avoid a big security problem down the road.
You may also want to read: How to Make Your Phone Last 5+ Years
Refferences
Microsoft Learn Security options - Windows 10
About the author
Caleb Muga is the founder of SurgeTechKnow, an ICT professional and software developer with BBIT, CCNA training, cybersecurity awareness and OPSWAT file-security training. Articles are written to simplify practical technology, cybersecurity, networking and ICT support topics for real users.
Read the full SurgeTechKnow profile →

