crwdns2933897:0crwdne2933897:0

Why does the sound stop after 25 seconds when playing video messages

When playing video messages on WhatsApp or playing youtube after 25 seconds the sound cuts out. If I pause the video for a few seconds then start it up again the sound comes on for another 25 seconds then stops again

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0