Guys! I have galaxy A72 8/128My cell's back cover has been opening up itself.What to do now?

Samsung Galaxy Store's download Server is tooo slow. Facing issue to download any thing.Mostly apps not downloading and which are downloading that is too much slow.Irretating from it.

What is the best way to lock applications in galaxy A72?There is no built-in AppLock in A72.

Guys..! Kisi ko idea he k galaxy a52 in black color kub tak available hoga in samsung official site or samsung premium outlets,Me 13th august se wait kar raha hun but available hi nahi he.Kisi ko idea he to please share karein..

Is there bixby feature available in Samsung Galaxy A52 4G Variant?