can i use any wireless charger to charge my iphone 8 plus without any problem

Officially iPhone 8 and 8 Plus

Wireless charging works with Qi chargers

Hi

Yes if it charges iPhone.

Cheers

Brian 🇬-1F1E7;

I’m using a Samsung wireless charger for my iPhone X and it works great, so yes, most wireless chargers out there will work well for iPhone 8, 8 Plus, and X.

Does Samsung charger auto off when your device goes up 100% and how much time it take to charge your iPhone

Yes