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Samsung Galaxy phones & tablets
Smart Switch, battery, storage, Galaxy Buds, One UI tips and fixes. 24 guides in 6 sections.
Please note: this is independent guidance and Vision Tech is not affiliated with Samsung. Menus and apps change between models and software versions, so if your screen looks different, check the maker's own manual or help pages.
Download the Samsung Galaxy phones & tablets handbook (PDF)
Battery, charging & screen problems
Samsung Galaxy battery draining fast: checks and Protect battery settingBattery life drops over the years, but sudden fast draining usually has a fixable cause.Samsung phone will not charge, charges slowly or shows a wet port warningA Galaxy that will not charge is usually down to the cable, plug or a dirty port rather than a dead phone.Samsung Galaxy: screen black, frozen or not responding, and how to restart itA frozen or black screen is alarming, but the phone is often still working underneath.
Slow, apps & storage
Samsung phone slow or storage full: using Device Care to speed it upPhones slow down when storage is nearly full or when too many apps run in the background.Samsung Galaxy: apps crashing, clearing the cache and using Safe modeWhen one app keeps closing, the cause is often a full cache or an old version.Samsung keyboard problems: typing lag, predictive text and wrong wordsThe Samsung Keyboard learns from what you type, which is handy, but it can pick up bad habits or lag.Samsung Internet: stop pop-ups, adverts and unwanted notificationsSamsung Internet is the browser that comes with Galaxy phones.Samsung Galaxy camera problems: blurry photos and camera app crashingMost blurry photos come from a dirty lens.
Calls, Wi-Fi & Bluetooth
Samsung Galaxy: Wi-Fi calling, mobile data and hotspot problemsCalls, texts and the internet each depend on different settings.Samsung Galaxy: pairing Galaxy Buds and fixing Bluetooth problemsGalaxy Buds, speakers and car systems connect using Bluetooth.Samsung phone call quality problems, blocking spam calls and fixing choppy callsIf calls sound muffled, cut out or you cannot hear the other person, first check the simple things.
Backup, moving & updates
Samsung Galaxy: how to move everything to a new phone with Smart SwitchSmart Switch is Samsung's free app for copying your photos, contacts, messages and apps from an old phone to a new Galaxy.Samsung Galaxy: backing up with Samsung Cloud or Google, and which to useA backup is a safety copy of your phone, kept online, so a lost or broken phone does not mean lost photos and contacts.Samsung Galaxy: how to update One UI safelySamsung sends updates to fix problems, close security holes and sometimes add features.Samsung Galaxy: how to factory reset safely, with warningsA factory reset wipes everything on the phone and puts it back as it was when new.
Accounts, security & finding your phone
Samsung account and Google account explained for Galaxy phone ownersA Samsung Galaxy phone can use two different accounts, and many people mix them up.Samsung Galaxy: find a lost phone with Find My Mobile and SmartThings FindIf your Galaxy goes missing, Samsung's find service can show roughly where it is, make it ring and lock it.Samsung Galaxy: lock screen options and Secure Folder basicsA strong lock keeps strangers out of your photos, messages and banking apps.Samsung Wallet and tap to pay on a Galaxy: the basicsSamsung Wallet lets you keep bank cards, loyalty cards, tickets and some digital keys on your phone.Samsung Galaxy: find your IMEI, model number and check your warrantyProviders, repairers and insurers often ask for your model number and IMEI.
Everyday settings & tips
Samsung Galaxy: notifications not showing and setting up Do Not DisturbMissing alerts are usually caused by battery saving or a notification setting, not a fault.Samsung Galaxy: screenshots, screen recording, Edge panels and one-handed modeGalaxy phones have several shortcuts that save time.Samsung Galaxy: make text bigger and use accessibility settingsIf text on your Galaxy is hard to read, you do not need to squint.Samsung Galaxy Tab: DeX, split screen and S Pen not workingGalaxy Tab tablets include extra tools for working with more than one app and for writing with the S Pen.
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