why my subscribers are being decreased from my youtube channel in 2021

why my subscribers are getting down/removed/decreased, all the factors are described in this video.
the 1st factor is "youtube removes spam subscribers" and the second reason is "closed account" the 3rd reason is "people don't like your content and they unsubscribe your channel"

00:01 intro
0047 subscriber not increased
01:58 subscriber not showen in subscribers list
02:35 how to private my subscription
03:37 subscribers are being decreased in 2021

#Subscribers
#PrivateSubscribersList
#subscriberslist
#youtube

subscribers decreased in 2021how to private subscriberssubscribers list