Samsung Galaxy J4 Tips and Tricks

Android 8 (Oreo)
Phone: Samsung Galaxy J4
Factory OS: Android 8 (Oreo)

Have you updated your Operating System?
Then view tips for the most recent OS version(s): Android 9 (Pie)
Or view tips for all Android versions

To see notifications on your Lock screen, the best option is to download an App called NoLed from the Play Store. This will show notifications such as text messages, emails and missed calls as bright icons on your homescreen.

You can choose between very small squares or small icons and these can assigned by coloured.

To copy files between your phone and PC, go to the Android Play Market and download an app called Air Droid.

This is an extremely useful App that connects your phone to your PC wirelessly, allowing you to move files and many, many other things.

Alternatively if you just want to copy using USB then simply plug a micro USB cable into your phone and it should appear as another drive on your PC.

Some phones do not allow data transfer to PC, to enable this feature go to Settings – Developer Options – Networking, and then tap on USB configuration and change it from ‘Charging’ to ‘MTP’.

Note: Developer Options is not always enabled by default. To enable, go to Settings – System – About Device. Then tap on Build number 7 times to enable this secret option.

When taking photos or videos, tap the screen where you want to focus on. The phone will automatically adjust the settings to improve the image or video

Android has a feature allowing you to update Applications automatically. This is turned off by default, but you can turn it on.

Open the Play Store App and press the Menu icon in the top left of the App. Then select Settings and in Notification section you can turn Auto-update apps on.

From here you can chose to do this over WiFi only or using your Data connection.?

Sometimes you may need your screen to stay on when plugged in via USB.

To do this, Drag down your notifications screen and press Settings. Then under System, select Developer Options. Then check Stay Awake.

If you can’t see Developer options then you need to enable this. Go to Settings – System – About device and press on Build number 7 times. Developer options will now appear in the System section of your settings.

Recent Android versions use a special mode that hides all Android related visuals. The mode is called immersive mode and it essentially means certain Apps have the whole screen available.

Sometimes this can be annoying however and you want to see the time, signal strength or batter indicator.

To temporarily leave immersive mode, simply drag down your notifications screen and the phone will exit immersive mode so you can see other features.

If you find yourself being stalked or receiving unwanted calls nuisance calls from people or companies then you should use the Call rejection mode.

Open your Dialler App and press More. Then Settings and More settings. Then find Call rejection. From here you can manage your rejection list of numbers.

While in the Camera App, there are two ways to zoom in or out.

First, you can use Volume Up and Down keys.

Secondly, you can pinch your fingers on the screen to zoom in and out.

If you would prefer to correct your own mistakes, then go to Settings – System – Language and input.

Then select the keyboard you are using and press the Settings icon again.

You should be able to find a predictive text option on this screen.

When entering text into Apps such as your Messaging App, Facebook App and so on, you can tap on the words to start selecting text. Normally, you would then drag the left and right sliders to select the word, or words you want to highlight.

If you double tap on a word however, it will quickly select that word. Very handy for quickly copying and one words, name or place.