FeaturedAndroid
Clear app cache on Android
Clear an app's cache on Android to fix crashes and free up space. Step-by-step instructions for Samsung, Google Pixel, Xiaomi and other phones.
6 min read
Show me the fixPractical technology help
Simple answers to everyday tech problems
Clear, step-by-step fixes for iPhone, Apple, Android and the apps you use every day. Find the setting, understand what it does, and get back to what you were doing.
- Written in plain language
- Steps you can follow on the device
- No sign-up required
Featured
Start here
iPhone
Check iPhone battery health
Find your iPhone's Maximum Capacity in Settings, understand what the percentage tells you, and learn when a battery replacement is actually worth it.
6 min read
Start with the symptom
What is going wrong?
Most people arrive with a symptom rather than a setting name. Pick the one that matches.
Battery draining fastFind what is using the power and which settings actually help.Wi-Fi or Bluetooth droppingWork through connection problems in the order that fixes them fastest.Storage is fullSee what is really taking up space and free it without losing photos.An app keeps crashingNarrow it down to the app, the account or the operating system.A setting has movedLocate features that were relocated in a recent iOS or Android update.The phone will not turn onRule out the simple causes before assuming hardware failure.
Latest guides
Android
Samsung battery health
How to check battery health on Samsung with Settings, the Samsung Members app or a dial code. Learn what the results mean and when to replace the battery.
6 min read
Show me the fix
Android
Parental controls on Android
How to set up parental controls on Android with Google Family Link: screen time limits, app approvals, Play Store filters, location sharing and Samsung options.
6 min read
Show me the fix
Android
Google Play refund
How to get a refund on Google Play for an app, game, in-app purchase or subscription. Use the order page, learn the time limits and what to do if it is missing.
6 min read
Show me the fix
Android
Samsung battery replacement cost
What a Samsung battery replacement costs, who can do it and when it pays off. Compare Samsung, Best Buy and repair shops, and check if your warranty covers it.
6 min read
Show me the fix
Android
Samsung screen replacement cost
What a Samsung screen replacement costs, why Galaxy S, A and foldable prices differ, and how Samsung Care+, carrier plans and repair shops compare.
6 min read
Show me the fix
Android
Set up eSIM on Samsung
How to set up eSIM on Samsung: scan a QR code, use your carrier app or enter details by hand, then pick which SIM handles calls and data. Fixes included.
6 min read
Show me the fixBrowse
Guides by category
Every guide belongs to one category, so you can work through a device or a topic in order.
iPhone
Settings, features and fixes for iPhone, from battery and storage to Face ID and iOS updates.
45 guidesApple
Apple ID, iCloud, Mac, iPad, Apple Watch and the services that tie them together.
40 guidesAndroid
Android settings, Google account issues and device-specific fixes explained step by step.
36 guidesApps
Fixes and walkthroughs for the apps people use every day: messaging, streaming, storage and more.
41 guidesHow-To
Straightforward walkthroughs for the things people actually need to do on their phones.
131 guidesTroubleshooting
Something is broken. Work through the likely causes in order, starting with the quickest fix.
12 guidesGuides
Longer explainers for settings and features worth understanding properly, not just toggling.
20 guidesNewsletter
One useful fix a week
A short email with the guides people needed most that week. No promotions, and you can unsubscribe in one click.
Looking for something specific? Search every guide.