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The Vivo V15 does not have a removable back cover. The non-removable back cover helps the manufacturer create a sleek design, lightweight and good looking product. It also helps with recovering a stolen phone, since the battery could not be removed. This is the reason the SIM slots are on the side these days. You can simply follow these steps to insert the SIM card:
Many phones these days provide an inbuilt app locker. You can find this option as App Locker, generally under the Utilities option. You can simply open the option and select an app which you wish to lock. Now everytime you wish to open that app, you will have to enter the phone lock password or authenticate using fingerprint sensor, if your phone supports fingerprint.
Alternatively, if your phone does not support this feature, you can download the app named app locker from play store.
You can find it here.
Configuring it is easy.
You can check the video here:
To Increase the speed of your slow Android phone here is the guide to speed it up in 5 Minutes
You can also check the most popular video on youtube to speed up your Android without installing any software:
Well, sometimes you watch some movie and you want its tune as your ringtone. Happens right? It happened with me last when I watched Sherlock. Remember that violin tune.? Yes, so I got the tone and copied it to my phone by simply mailing and downloading it to the email ID configured on my phone.
Swipe down the notification bar on the screen. Tap the torch option to toggle torch on/off.
You can also download an Android app for the same, Tap the "Power" or "On" button in the app to turn on the flashlight. This will enable your device's camera flash. Tap the button again to turn the flashlight off.
Honestly speaking, fast charging is the most relevant and important feature these days in phones. You can charge your phone fully within minutes while you are getting ready to leave your home. Yes, Vivo V15 supports fast charging. It has a 4100mAh battery.
There are some photos which are very personal you want to keep them only to yourself. If someone see them by chance, it becomes very awkward and embarrassing. To avoid that, you can simply install the Vaulty app and feel safe while handing over your phone to anyone:
Reliance Jio works on VoLTE technology and VoLTE works on Bands 3, 5 and 40. Since Vivo V15 supports band 3 and 40, it also supports Reliance Jio SIM. You can use Jio SIM in both the SIM slots on the Vivo V15.
Specs: Vivo V15
There are multiple ways of taking a screenshot on your phone. Let us explore them:
Yes, Vivo V15 supports OTG. USB OTG or USB On-The-Go is one of the most recent technologies that allows you to connect your pen drives and in some cases hard disks to your smartphones and tablets. It has a cable and through that cable, you can directly view and use your pen drive in your smartphones.
To root your phone manually, you need to turn on USB Debugging.
XDA Developers is a great site to help you with the process, support and Custom ROMs.
Check the below video for One click root method that works on many latest devices:
To save data on your Android phone Follow the steps below:
1. Turn on Data Compression on Google Chrome
Google states this option should save you about 50% in data. All without you even feeling a difference. In fact, you may feel some changes browsing will get faster!
You just need to open Chrome, tap on the 3-dot menu button and select Settings. Click on Data Saver and then toggle the option in the top-right corner. You are done!
You can check this link for more information on data compression : Data Compression (https://developer.chrome.com/multidevice/data-compression).
2. Download Opera Max
If you want a complete system data compression then Opera Max is the best app.
It is also possible to micro manage consumption by blocking specific apps from accessing data through mobile access (or WiFi, though I dont see the point in that). as it shows the detailed data comsumption of the apps.
Download Opera Max from Google Play store
You can also watch this video for detailed information on Opera Max
3. Update apps using Wi-Fi only
Android apps receive updated on a regular basis and that is the main reason of our data consumption so make sure you turn of th e feature to update the apps on WIFI only.
To activate this option follow the steps below:
a. Open Google Play Store
b. Then Tap on the 3 bar on the top left corner.
c. Tap on "Settings".
d. Select Auto update apps option
e. Hit "Auto update over Wifi only" as shown in the Image below
4. Restrict Background data usages
a. Go to "Setting".
b. Then Tap " Data Usages"
c. Tap on the vertical dots on the top right corner.
d. Click on Restrict Background data usages as show in the image below.
e. Confirm it and you are done.
Out of Samsung Galaxy A9 2018 and Vivo V15, Vivo V15 is slightly better as it has a bigger screen with a better display, it also has 32MP selfie camera and a 4000 mAh battery.
To see the complete comparison of these devices: Samsung Galaxy A9 2018 vs Vivo V15