I have checked above all points. but still sound is very slow in my phone. I am using galaxy s10+ , bought in the year 2019. I restarted the phone but still it didn't help. any media in WhatsApp or YouTube video or Facebook video, everywhere slow so...

bhai pahle, WhatsApp number to do, itna likhna bolne ka jarurat nahi padega

then share your number

not clear with your message. can you send me a whatsapp message with more detail information please. my whatsapp number is +27656486570