How to Check Which Version of Windows, macOS, iOS or Android You Have
Not sure what version of Windows, macOS, iOS or Android you are running? Here are the quick, official ways to check, plus how to tell if you need an update.
Tech Tips
How to Spot a Phishing Email or Text (With Real Examples)
Learn the warning signs of phishing emails and texts with clearly labelled fictional examples, a quick checklist, what to do if you clicked and where to report.
How to Check Your Phone’s Battery Health (iPhone and Android)
Is your phone battery worn out? Learn how to check battery health on iPhone, Pixel and Samsung Galaxy, what the numbers mean, and when a replacement makes sense.
How to Use Circle to Search and Google Lens on Android and iPhone
Learn what Circle to Search is, which Android phones support it, and how to use Google Lens on iPhone in Chrome or the Google app, with simple step-by-step instructions.
Is Public Wi-Fi Safe? 8 Rules for Cafes, Airports and Hotels
Is public Wi-Fi safe? Mostly, but not always. Here are 8 simple rules for cafes, airports and hotels, based on guidance from the FTC and CISA.
Best Free Ad Blockers for Chrome in 2026 (That Still Work)
uBlock Origin no longer runs in current Chrome, but you still have free ad blockers that work. Here is what Manifest V3 changed and which blockers to try in 2026.
How to Lock Apps on iPhone and Android (Face ID, Fingerprint or PIN)
Want to keep prying eyes out of your banking, chat or photo apps? Learn how to lock apps on iPhone with Face ID and on Android with Private Space or Samsung Secure Folder.
How to Recover Deleted Photos on iPhone and Android
Deleted a photo by mistake? Learn how to recover deleted photos on iPhone and Android using Recently Deleted, Google Photos Trash and backups, plus honest limits and scam warnings.
How to Delete Your Google Search History and Activity (Step by Step)
Learn how to delete your Google search history and activity in My Activity, set auto-delete, pause Web & App Activity and clear Chrome history on each device.
Best Free PDF Editors in 2026: Edit, Sign and Compress
Need to edit, sign or compress a PDF without paying? Compare free options on Windows, Mac and the web, including what each free tier does and does not include, plus privacy cautions.
Best Translation Extensions for Chrome: Translate Any Word or Page
Compare Chrome translation extensions for words, pages and PDFs, including Google Translate, Immersive Translate, Simple Translate and our own Native Translator.
How to Free Up Storage on Android (Without Deleting Your Photos)
Android storage full? Here is how to free up space with Files by Google, Google Photos, cache clearing, app cleanup and an SD card, while keeping your photos safe.