Are You Running An Unsupported Operating System?

Are You Running An Unsupported Operating System?

Running an unsupported operating system (OS) is a bit like leaving your front door unlocked in an area where burglars have just been handed a master key. Once a developer (like Microsoft, Apple, or Google) stops supporting a version of their software, they stop issuing updates. These updates are "patches" that fix newly discovered security holes in your OS.

Here is a guide on the risks and how to stay safe.

The "Open Door" Policy (Security Risks)

The primary risk isn't that your computer will suddenly stop working; it’s that it becomes a playground for cybercriminals.

No More Security Patches: When a vulnerability is found, hackers exploit it. On a supported system, the developer sends an update to "patch" the vulnerability. On an unsupported system, that vulnerability is always there.

Malware and Ransomware: Outdated systems are the preferred targets for ransomware. These programs encrypt your family photos and important documents, demanding payment (often in Bitcoin) to get them back.

Identity Theft: Keyloggers (software that records what you type) can be easily installed on unpatched systems, giving criminals access to your banking passwords and personal details.

The Ripple Effect (Software & Privacy)

It’s not just the OS that becomes a problem; the apps you use every day will eventually follow suit.

Browser Vulnerabilities: Google Chrome, Safari, and Edge will eventually stop updating for old operating systems. This makes simply browsing the web a high-risk activity.

Banking & Shopping Apps: Many UK banks will block their apps from running on outdated software to protect their own networks, potentially locking you out of your accounts.

Hardware Compatibility: Newer printers, webcams, or scanners may not have the "drivers" needed to talk to an old OS, rendering your new gadgets useless.

Recommended Actions

If you are notified that your device is "End of Life" (EoL) or "Unsupported," follow these steps:

Check for updates - Navigate to your settings to see if a newer version of the OS is available for free.

Replace your device - If the hardware is too old to support a new OS, it may be time to upgrade. A budget-friendly tablet is often more secure than an ancient laptop.

Switch to Linux or ChromeOS Flex - For the tech-savvy, installing a free lightweight OS onto your device can new breathe life into old hardware, while also keeping it secure.

Disconnect your device from the World Wide Web - If you must use an old device (e.g., for a specific old piece of equipment), keep it offline to prevent remote attacks.

The National Cyber Security Centre (NCSC) recommends that all UK citizens keep their software up to date as one of the single most effective ways to prevent a cyber attack.

Expert Tip: Set your devices to "Auto-Update." It’s the easiest way to ensure you aren't the low-hanging fruit for scammers.

If you are a victim of a cyber attack or fraud, please report to - Reporting cyber crime and fraud or phishing attempts - Report Fraud

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Message Sent By
Mick Harrison
(Devon & Cornwall Police, Cyber Protect Officer, Devon & Cornwall)