There are 5 easy ways to take a screenshot on the Doogee R08 tablet as well as several best tips tricks and cool hidden features to rapidly get a screenshot:
Use Capture+ icon at notification bar
Gesture
Use buttons
Google Assistant
Install screenshot app from Google Play
We understand than you're clever. Therefore, there will be no instructions like select the screen you want to save or turn on your tablet. No crap. Only the necessary information how to make a screenshot on the Doogee R08 tablet.
Use buttons
To take a screenshot is to use the buttons. You can simultaneously press the Volume Down and Power buttons and hold them down until you save a screenshot. 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 let's go further.
Use apps
You can use special screenshot apps which are very much in Google Play: Screenshot Easy, Screenshot Pro, Screenshot touch, Screen Master, Private Screenshots etc... All these apps have instructions on how to use them to take a screenshot and save the picture.
Google Assistant
The laziest 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
How can I share my screenshots? Depending on the Android version and the custom UI, sending screenshots may differ. In new versions of Android (9 or 10), the quick actions menu will appear after you take a screenshot instantly. There you need to choose the appropriate icon for sharing. Or just open the gallery app on your tablet.
Where do my screenshots go on? If you can't find the screenshots you made, don't lose heart. 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.
These methods work with gadgets of all operators.
Simple Mobile
Verizon Wireless
Metro
AT&T
Cricket Wireless
T-Mobile
TracFone
Sprint
Virgin mobile
Your tablet has a screen resolution 2000 x 1200 pixels. So the screenshot will be the same size. The file size will be 0.3 megabytes, so count how much space you need in your tablet's memory or on your microSD card.
Some images or video from this post may not exactly match your tablet model. But, they have common details that will help you get the required result.