How to Install Flash Player on Galaxy S4 and View Flash Based Sites
You can not find Adobe Flash Palyer on the Google Play Store, and Chrome browser or Galaxy S4 stock browser (internet) don't support flash based ...
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The default video player of Samsung Galaxy devices lets you take screen shots during watching video. To take snapshot while playing video on Galaxy S3, do as follows:
1. Open the default Video Player of your device
2. Start playing a video file
3. Tap the snapshot icon on the top center ()
4. The saved shot can be found under this path: /storage/sdcard0/Pictures/Screenshots