There are many ways to take a screenshot on the UMIDIGI A3X phone and a few more best tips tricks and cool hidden features to quickly get a screenshot:
Use Capture+ icon at notification bar
Install screenshot app from Google Play
Use buttons
Gesture
Google Assistant
We understand than you're smart. Therefore, there will be no teaching such as select the screen you want to save or turn on your phone. No nonsense. Exclusively the essential information how to make a screenshot on the UMIDIGI A3X phone.
Use buttons
To take a screenshot is to use the buttons. Hold down the Volume Down and Power buttons and hold them down until the screenshot is captured. You can use this method to make a scroll screenshot.
Click to zoom in
If the first way to take a screenshot not work and you can't find picture we'll try other options.
Use apps
You can use additional screenshot apps which are very much in Google Play: Screenshot Pro, Screen Master, Private Screenshots, Screenshot touch, Screenshot Easy etc... They all have instructions on how to use them to take a screenshot and save the picture.
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
Where are my screenshots? 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 separate folder for your convenience.
How do I share my screenshots? Depending on the Android version and the built-in shell, sending screenshots may differ. In lastest versions of Android (9 or 10), the smart menu will appear after you take a screenshot instantly. There you need to select the appropriate icon for sharing. Or just open the gallery app on your gadget.
These methods work with phones of all operators.
Virgin mobile
Simple Mobile
Sprint
TracFone
AT&T
Verizon Wireless
Cricket Wireless
Metro
T-Mobile
Your gadget has a screen resolution 720 x 1512 pixels. And so the screenshot will be the same size. The file will take up 0.1 megabytes of space in the built-in memory of the phone or on the SD card.
Some images or video from this post may not exactly match your phone model. But, they have common details that will help you get the required result.