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Samsung

Guides for Samsung Galaxy J3 (2017)

520 guides

Security & Privacy2

Turn Speak Passwords On or Off in TalkBack

TalkBack normally reads every letter you type aloud, but password fields are treated differently and stay silent by default. If you want TalkBack to announce password characters too, that behavior is hidden behind a separate switch in the TalkBack settings.

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Apps & Installation2

Find Apps and Files with Samsung Finder Search

Scrolling through folders on the home screen or app drawer to find one app can take longer than just typing its name. When Finder search is not your default habit, you end up swiping through pages instead of getting instant results, including files stored in your phone's memory and not only installed apps.

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Security & Privacy2

Turn Open-Eyes Requirement for Face Recognition On or Off

If your Samsung phone unlocks with Face recognition even when your eyes are closed, the open-eyes requirement is probably switched off. On some devices it works the other way around, and the phone refuses to unlock unless your eyes are wide open, which gets annoying if you wear glasses or are half asleep. Both behaviors trace back to a single toggle in the security settings.

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Other2

Turn Off System Animations

Motion effects on Samsung phones can trigger discomfort or mild dizziness for people sensitive to visual movement. Menu transitions, app switches, and other interface animations stay active by default until you turn them off. This control sits inside a Samsung accessibility feature, not the general display menu, which is why many users never find it.

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Other2

Enlarge the Mouse Pointer

Once you connect a mouse or touchpad to your Samsung device, the on-screen pointer often stays tiny and hard to track, especially on larger displays. This gets worse if you also use a stylus or have reduced vision, since the default pointer size was built for touch input, not precise cursor tracking.

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Security & Privacy2

Change Auto-lock Time

If your Samsung phone locks the instant the screen turns off, you lose the short grace period that normally lets you wake it back up without re-entering your PIN or pattern. This behavior is controlled by a delay setting inside the lock screen security options that starts counting down the moment the display goes dark. Adjusting that delay changes how long the phone stays unlocked before it demands your credentials again.

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Security & Privacy2

Remove Face Recognition Data

If facial unlock keeps failing or you no longer want your phone to recognize your face, the stored face data is still sitting in Biometrics and security. Beard changes, glasses, or a general preference for PIN unlock can make this scan outdated. Removing it disables Face Unlock until you set it up again.

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Other2

Auto-Punctuate on Double Space Tap

Double-tapping the space bar on a Samsung keyboard sometimes adds a period automatically, sometimes it doesn't, and that inconsistency throws off your typing rhythm. This behavior depends on a keyboard setting called 'Double tap space bar to add period', which is turned off by default. Whether the shortcut works for you or not, this one setting is the reason.

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Network & Connectivity2

Forget a Saved Wi-Fi Network

If your Samsung phone keeps trying to reconnect to a Wi-Fi network you no longer use, an old saved profile is still stored on the device. This forces constant background scanning for that network and can slow down how quickly your phone switches to a stronger signal nearby. Removing the outdated entry stops the automatic search for good.

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Security & Privacy2

Reset Advertising ID

If ads in apps still feel oddly personalized even though you never searched for those products, your Samsung Advertising ID is likely the cause. This identifier lets ad networks, including Google, connect your app activity into a profile used for targeted ads. Getting a fresh ID breaks that connection without touching your account or app data.

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Network & Connectivity2

Set Up a Proxy Server for Wi-Fi

If your workplace or school network requires all traffic to pass through a specific server, a normal Wi-Fi connection on your Samsung phone will not get you online. Without the correct proxy host and port entered in the Wi-Fi settings, apps and browsers simply time out or show a connection error. This setup only affects the Wi-Fi network you configure it on, not mobile data.

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Display & Home Screen2

Change Folder Color on Home Screen

App folders on Samsung phones default to plain white or gray, which makes it hard to tell them apart at a glance. If you want folders to match your wallpaper or stand out visually, the color has to be changed manually per folder. You can also adjust how see-through the color appears.

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System & Settings2

Enable Developer Options

Developer options do not show up anywhere in the regular Settings menu on Samsung phones, even though they hold useful tools like USB debugging and animation scaling. Samsung hides this section on purpose so casual users cannot change system-level behavior by accident. Without unlocking it first, you cannot use apps or tools that rely on debugging or developer-level access.

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Network & Connectivity2

Disable Automatic Hotspot 2.0 Wi-Fi Connection

If your Samsung phone keeps joining unfamiliar Wi-Fi networks in cafes, airports or train stations without asking, Hotspot 2.0 is doing its job in the background. The feature links you to certified public networks automatically, which can drain data or battery on networks you never chose yourself. You can switch this automatic behavior off in the Wi-Fi settings.

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Other2

Turn Edge Panels On or Off

On many Samsung phones a thin bar sits along the right or left screen edge and slides open into a panel whenever you drag it inward. This comes from the Edge panels feature, which ships active by default and can get in the way during games or one-handed use. If you never open the panels, the handle itself still stays visible and reacts to touches near the border.

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System & Settings2

Reset All Settings

If your ringtone, keyboard behavior, or display options feel wrong after some tweaking, a full settings reset can undo the mess without touching your files. Samsung's Reset all settings option restores default values for sound, language, security, and other system menus while keeping apps, photos, and contacts exactly where they are. It is the safer alternative when you do not want to go through a complete factory reset.

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Photo, Video & Media2

Rearrange Albums in Gallery

If your favorite albums keep drifting to the bottom of the list, Samsung Gallery is likely sorting everything alphabetically instead of the order you actually use. Custom sorting works like rearranging app icons on the home screen, but the drag gesture only takes effect once alphabetical or date sorting is switched off. Until then, moving an album has no visible result.

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Calls & Messages2

Sort Contacts by First or Last Name

If your contact list on a Samsung phone lines up alphabetically by first name when you expected last-name order, the sort setting inside the Contacts app is responsible, not the Phone app itself. This mismatch shows up the same way in Calls and Messages, since both pull from the same contact list. Switching the sort order only takes a moment once you know where the setting lives.

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Security & Privacy2

Lock or Unlock Home Screen Layout

If apps and widgets keep shifting position on your Samsung home screen, or a new app suddenly lands in the wrong spot, the layout is probably unlocked. This lets the system rearrange icons automatically and lets accidental long-presses move things around. Locking the layout stops both issues at once.

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Calls & Messages

Enable or Disable Contacts Recycle Bin

On Samsung phones, deleted contacts don't vanish right away. They sit in a hidden recycle bin for 15 days before being erased for good, which can be confusing if you expect a contact to disappear instantly. Some people prefer to skip this safety net entirely and want deletions to be final immediately.

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Notifications & Focus

Turn Off the Screenshot Sound

Every screenshot on your Samsung phone triggers a shutter sound, even in quiet places like meetings or classrooms. Samsung has no dedicated switch for this specific sound, so many users search the settings for a toggle that simply does not exist. The only reliable fix is muting the system sound channel that the screenshot sound belongs to.

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Other2

Manage Google Activity Controls

A new Google Account on your Samsung phone starts with every activity setting switched on. Google then logs Web & App activity, browsing history, YouTube history and builds a profile for personalized ads, often without you noticing how much data actually leaves the device.

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Photo, Video & Media2

Move Photos and Videos to an Album

Photos and videos from your camera or downloads often end up scattered across different albums, making it hard to find anything later. Samsung Gallery lets you move or copy several files into one album at once, but the prompt asking whether to copy or move can be confusing the first time you see it.

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Security & Privacy2

Set Up Fingerprint Unlock

If your Samsung phone only wakes up with a pattern, PIN, or password, the fingerprint sensor sits unused even though it can unlock the device just as reliably. This usually happens because Fingerprints was never switched on in the lock screen settings, even after a fingerprint got registered. Without that toggle enabled, every unlock still needs the full pattern or code, no matter how many fingerprints are stored.

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