Get Security Alerts on Your Phone: A UK User Guide

By Cyber Security Alerts Editorial · Published 10 November 2026

Turn on alerts in the account, phone and security app settings you already use, then allow their notifications on your phone. Review each alert’s sign-in or activity details and follow the service’s security steps if something looks wrong. Keep account recovery details current, install updates and treat unexpected messages asking for your password as suspicious.

Key facts

Google says its security alerts can flag a sign-in on a new device or suspicious account activity. Google Account Help
Windows Security lets you configure which notifications you receive from the app. Microsoft Windows Security App Settings
Pixel phones can show alerts about text messages that may contain a suspicious request, fake link or potential scam. Pixel Phone Help
Microsoft recommends keeping the phone numbers and email addresses used to verify sign-in up to date. Microsoft account security guidance

Set up alerts in the accounts and apps you use

Start with the accounts you rely on, rather than looking for one universal alert setting. Google says it sends security alerts to help prevent other people using or abusing an account. An alert may flag important account actions, such as a sign-in on a new device.

For a Google alert, review the sign-in details shown in the message and follow its instructions to check the activity. If Google displays a “Security issues found” panel, its guidance says to select “Secure account”. Use the official account or app interface to check activity, rather than treating the alert itself as proof that an event is genuine.

Keep notifications enabled for the services where you want to receive warnings.

Do not assume that every security tool sends the same type of warning. Windows Security can notify you about account-protection issues involving Windows Hello or Dynamic Lock. Those are Windows features, not a general promise that every account issue will produce a phone alert.

Use phone security warnings carefully

A phone can display security information about the device and linked account. On Pixel phones, the top of the security area shows the security status of the device and Google Account. A warning may appear when there are important actions to take to secure a device or account.

Pixel’s security guidance distinguishes between “No problems found” and “Security may be at risk”. If the phone recommends action, review the security recommendations and take the suggested steps to secure the account or device. Updating security and privacy settings is also presented as a way to help protect the phone.

Pixel has a specific feature for suspicious message alerts. It can warn about text messages that may contain a suspicious request, a fake link or a potential scam. Treat such a warning as a reason to pause and inspect the message, not as a reason to follow its link or share information.

Account alerts and device warnings serve different purposes. A Google account alert can concern account activity, while a Pixel warning can concern the phone or messages. Check which account or device the notification refers to before deciding what to secure.

Microsoft says alternative sign-in methods, including the Microsoft Authenticator app, physical security keys and biometrics, are more secure than traditional passwords. This is a separate protection from receiving alerts: use available sign-in options to strengthen access, while keeping notifications available to spot issues.

Respond without trusting every message

Respond promptly to security alerts, but check their details before acting. Google advises users to respond right away to alerts received by phone or email and to review the sign-in details on the alert. If anything seems unfamiliar, use the service’s account security controls to investigate rather than replying with sensitive information.

Microsoft says it will never ask for your password by email and advises against replying to emails that request personal information, even if they claim to come from Microsoft or Outlook.com. A message that uses a familiar brand name is not, by itself, a reason to trust its link or request.

Keep the phone numbers and email addresses used to verify Microsoft sign-ins current. These details matter when you need to verify access, so check them directly in your account settings instead of following an unexpected message’s instructions.

Updates can also support security. Microsoft recommends setting mobile and computer devices to receive updates automatically, because updates help keep them safer. This will not replace account alerts, but it is a practical part of keeping the device used to receive them in a better state.

If you no longer have access to a device where you were signed in, Microsoft points users to its “sign out everywhere” guidance. Consider this when an old or unavailable device may still be connected to an account, and follow the account provider’s own steps.

What this means for you in the UK?

For a UK user, the practical starting point is the phone and accounts already in use. The available guidance covers Google account alerts, Windows Security notifications, Pixel phone warnings and Microsoft account security. It does not describe a single UK-wide service that gathers all these alerts in one place.

If you are a small business owner using a personal phone for work, an unfamiliar Google sign-in alert is a prompt to check the sign-in details and review the account activity. If the account shows a security issue, follow the service’s account-protection instructions. Keep work and personal account notifications distinguishable where your apps allow it, so you can identify which account needs attention.

For a Pixel user, a warning about a suspicious text message means the message may include a suspicious request, fake link or potential scam. Pause before opening a link or sharing information, then inspect the message on its own merits. The cited guidance does not give a UK reporting number or name a UK reporting body, so do not rely on this guide for contact details.

For Windows users, notification preferences are managed in the Windows Security app on a PC. That setting does not establish that phone notifications are configured too. Check your phone’s own notification settings for the account or app you use, and avoid assuming that a warning on one device covers every device.

Microsoft’s advice to keep sign-in verification contact details current applies wherever you use the account. Its guidance also warns against email requests for passwords or personal information. The sources listed here give no UK-specific law, public alert service, cost or phone number; use the relevant provider’s settings and security instructions instead.

What to do now?

Open the security settings for the accounts you use and check how each provider sends alerts. Google says alerts can help identify new-device sign-ins and suspicious activity. Use the provider’s own controls to review account activity.
Allow notifications from the relevant account and security apps on your phone. For Windows Security notification choices, use its Notifications page on a PC.
Review a Google alert’s sign-in details before following its instructions. If the service shows a security issue, use its account-protection steps.
On a Pixel phone, review security recommendations and take action when the phone says security may be at risk.
Set devices to receive updates automatically, and do not reply to emails asking for your password or personal information.

Sources

About this page

Written with AI assistance from the sources listed above, then checked by automated fact, source, repetition and quality checks before publishing.

Facts and links checked on 10 November 2026. Summarises official NCSC/gov.uk guidance; check the linked source for the latest version.

How we researched this: we compiled this guide from the official and independent sources listed above, and checked the facts on the date shown. Our editorial policy explains how we choose and check sources.