There are 5 simple ways to take a screenshot on the Vivo V21s phone as well as several best tips tricks and cool hidden features to get a screenshot in the fastest way:
Gesture
Install screenshot app from Google Play
Use buttons
Use Capture+ icon at notification bar
Google Assistant
We understand than you're smart. Therefore, there will be no instructions like select the screen you want to capture or switch on your device. No crap. Just the essential information how to make a screenshot on the Vivo V21s phone.
Use buttons
To take a screenshot is to use the buttons. You can simultaneously hold down the Volume Down and Power buttons and hold them down until the screenshot is saved. You can also use this method to make a scroll screenshot.
Click to zoom in
If the main way to take a screenshot not work and you can't find picture let's go further.
Google Assistant
The slothful way is to use Google Assistant. Just say OK Google and then Take a screenshot. The gadget will do all the work for you.
Click to zoom in
Use apps
You can use special screenshot apps which are a lot in Google Play: Screenshot touch, Private Screenshots, Screenshot Pro, Screenshot Easy, Screen Master and more... All these apps have instructions on how to use them to make a screenshot and save the picture. How can I share my screenshots? Depending on the Android version and the custom shell, sending screenshots may differ. In lastest versions of Android (9 or 10), the smart menu will appear after you take a screenshot immediately. There you need to choose the appropriate icon for sharing. Or just open the gallery app on your phone.
Where are screenshots stored? If you can't find the screenshots you made, don't give up. The gadget can save screenshots to different places. Again, it all depends on custom shells. A pure Android throws pictures into the gallery (DCIM). Other shells can save screenshots to a different folder for your comfort. This is suitable for phones of all operators.
T-Mobile
Virgin mobile
Cricket Wireless
TracFone
Verizon Wireless
Sprint
Metro
Simple Mobile
AT&T
Your gadget has a screen resolution 1080 x 2404 points. And so the screenshot will be the same size. The file size will be 0.3 MB, so calculate how much space you need in your phone's memory or on your SD card.
Some images or video from this post may not be your phone number. But, they have typical parts that will help you get the desired result.