Also in the brand new Android operating system Android Lollipop the so-called developing options are available, but only if you activate them beforehand. Certain features of Android Lollipop can be controlled with the developer options, which are usually required only of app developers. But some functions such as the USB debugging are also interesting for the normal user. That is why we now want you to explain how to enable developer options in Android Lollipop.

For this purpose, please open from the home screen of your Android Lollipop smartphone the app menu and then the settings. As next step scroll down a bit to "Device Information" and tap on the entry. Now, a list with various information about your Android Lollipop system appears. One of the entries is: "Build Number"

In order to unlock the developer options on Android Lollipop rapidly tap on "build number". After about the seventh time tapping a message is shown that the developer options on your Android smartphone Lollipop has been unlocked. You can access them now via Menu --> Settings.

You have now learned how to enable the developer options in the new Android Lollipop system.

The Samsung Galaxy S5 with the Android operating system has already included the opportunity to check apps for malware or malicious software. This function always comes into effect if you want to install a new app on your smartphone. The requirement is that you have enabled this "Verify apps” function.

That is why we want to show you briefly how you can check if you have enabled this security feature in Android and if not how to activate it.

To do this navigate with your Samsung Galaxy S5 to: App Menu --> Settings --> Section "System" --> Security

In the next sub-menu scroll down to the section "Device Administration". Here you can see the "Verify apps" option. Make sure that the checkbox is ticked. If this is the case, then your Samsung Galaxy S5 will warn you every time before installing a new app if there are harmful functions included.

If you have installed the new Android Lollipop on your Android smartphone, then you might have noticed a new unknown symbol in the status bar. The symbol in the shape of a star. Surely you ask now the question:

What does the star icon in the status bar in Android Lollipop mean?

We want to answer this question and how you can disable this star.

The Star is one of the new features and is called "interruptions" mode , which can be activated in the settings. If the interrupt mode is activated as "Priority" , the star icon in the status bar of your Android smartphone Lollipop appears. "Priority" in the "Interruptions Mode" means that only calls and notifications appear , which you have previously considered as important.

For the classification navigate from the home screen of your Android Lollipop smartphone:

Menu --> Settings --> Sound & Notifications --> interruptions

You know what the the star stands for in  Android Lollipop and how you can set settings in interruption mode. To turn interrupt mode off quickly, press once on the volume button and then select from

     - None
     - Priority
     - All

the entry "All". Finished!

The star icon is now hidden and  the interrupt mode disabled in Android lollipop.

Images are characterized as photosphere picture, when they enable a 360° 3D view. In a photosphere many different individual images are assembled and mounted on a calculation photosphere for viewing.

If you want to do photosphere shots with the camera of the Samsung Galaxy Note 4, then you are looking for the corresponding function in the camera app. But this mode is namely not available. The Samsung Galaxy Note 4 has installed only the main camera modes from the factory. More camera modes, including the photosphere function must be downloaded separately. We show you now how to download and use the photosphere mode on the Samsung Galaxy Note 4.

Open on your Samsung Galaxy Note 4 the Camera app. Then tap on the button "mode" and then scroll a little way down until you will see "Download". The Galaxy App Store will now open and you will be able to see all the available camera modes. The mode for taking Photosphere pictures is called "Surround Shot". Tap on the entry and select "Free" to download the mode on the Samsung Galaxy Note 4.

Once the download is successful, you can then switch in the camera app on the Samsung Galaxy Note 4 to the mode "Surround Shot" and create Phtosphere pictures. Have fun with it.

It may happen that your Samsung Galaxy Note 4 stops responding from input via the touch screen or inputs via the hardware buttons. Most of these error type is due to a software malfunction. This can be derived from either the Android operating system or an installed app. Usually in such an error the display is frozen and nothing can be done anymore.

Should also your Samsung Galaxy Note 4 react no longer to user input, then we want to show you a trick on how to restart the smartphone without removing the battery.

Please proceed as follows:

Hold the Power On / Off button for about 10 seconds pressed on your Samsung Galaxy Note 4. This will now trigger a so-called soft-reset, which restarts the phone. The soft reset is like taking out the batteries, so to simulate a momentary power interruption. This is sufficient to restart the system of the Samsung Galaxy Note 4.

After the reboot your Samsung Galaxy Note 4 should work normally again. Nevertheless you should search for the error that caused the malfunction. Because it is possible that this error occurs again.

The Samsung Galaxy Note 4 vibrates when certain software actions occur or when buttons are pressed. This is the so-called haptic feedback, which will give you the impression that you have performed an interaction. The haptic feedback is a useful thing, but it may be that you want to disable this feature on your Samsung Galaxy Note 4. If this is the case, then we'll show you now how you can deactivate the haptic feedback on the Samsung Galaxy Note 4.

To do this open from the Home screen the menu and then Settings of Android. Tap in the next step on "Sound". In the next submenu, scroll a bit far down until you can see the section "Feedback" and the menu item "Haptic feedback".

In order to disable the haptic feedback, remove the tick in the checkbox.

Your  Samsung Galaxy Note 4 will then no longer vibrate when you press a key or perform a specific action software.

The contacts app on the Samsung Galaxy Note 4 is automatically sorted from the factory by first name and also displays them with the first name in the contacts list. If you use the Samsung Galaxy Note 4 often on business, then it may be sensible and practical when the contacts are not sorted by first name, but by last name. Also, the display with surname first, would be workable.

Fortunately, there is a setting in Android to make the contacts app sort the list by last name and. We show you where to find and activate this setting:

Open from the Home screen the menu and then the settings. Scroll down to the section "Applications" and tap here on "Contacts".

You now see two options:

   -  sort by
   -  display contacts by

Select now "Sort by" and choose "Last Name" and then select "display contacts by" and choose "Last name first" as active.

Immediately the contacts in the contacts app will be sort by last name and are also displayed by last name frist on your Samsung Galaxy Note 4 .

Apps on the Samsung Galaxy Note 4 remain after closing in the RAM memory. Android controls the memory distribution independent, which means that intentionally programs will be left in RAM so that they can be re-opened quickly.

By the persistence of apps in RAM the battery life of the Samsung Galaxy Note 4 is not affected as you might sometimes think.

Nevertheless, it may be that you want to clear the memory RAM, so that all remaining programs in the background are closed. We want to clearly explain to you now how you can clear the RAM on the Samsung Galaxy Note 4, .

Return back to the Home screen on your Samsung Galaxy Note 4 and then press and hold the left soft key button. This will now display an overview of all open apps. To get to the RAM or Task Manager tap at the bottom on the small pie chart.

Now the active applications in RAM will be displayed. To stop them, you can either end each app individually, or by clicking the "End All" close them simultaneously. That's it. You have now manually ended the remaining RAM apps on the Samsung Galaxy Note 4.

If you like to take pictures with the Samsung Galaxy S5, then you have surely tried macro shots with it. Macro shots are shots in which you approach very close to the object that you want to photograph.

Especially when photographing insects or flowers macro mode is very popular.

Now it may be that your Samsung Galaxy S5 does not focus properly while trying to take macro pictures. This usually has nothing to do with the camera of the Samsung Galaxy S5 per se, but with a setting of the camera app.

We will now show you a tip on how you can improve the focus for macro shots with the Samsung Galaxy S5.

To do this open the camera app. Then tap the gear icon at the top of the screen to bring up the settings of the app. You will now see various tiles with options. One of them is called "selective focus". The selective focus is responsible that the focus does not focus sharply during macro shooting. Therefore disable selective focus by typing on the tile. Finished!

From now on your Samsung Galaxy S5 should better focus for macro shots.

It can occur during a phone call with the Samsung Galaxy Note 4 that your contact hears a background noise. Of course this is not particularly comfortable and not to expect from a high end smartphone like the Samsung Galaxy Note 4. Mostly, however, the background noise can be reduced with a setting in the Android operating system. The option in the Android settings is called: "Noise reduction"

We would like to explain in more detail where this setting can be found and activated in Android on the Samsung Galaxy Note 4.

For this purpose, please open from the Home screen of your Samsung Galaxy Note 4 the app menu and then the settings. From here navigate to the section "Applications" and within it to "Call".

Iin the next sub-menu scroll a little bit down and you can select "Noise reduction" look. Put a tick in the checkbox now to enable this feature on your Samsung Galaxy Note 4.

If you now make a phone call with the Samsung Galaxy Note 4, your conversation partner should hear no background noise anymore. Because the noise reduction on the Samsung Galaxy Note 4 usually works really well, so that a call in crowds, on railway tracks as well as in windy places is no longer a problem.