I try to enter in my copay vallet and the screen turn white. What should I do I am from Argentina I try but I can make to function again. I try to formated the cell phone but it does not work
Thanks
Exactly the duplicate of copay does not work in iphone5 ios10 and Copay does not go past splash page ios
Don't worry, it has been reported: https://github.com/bitpay/copay/issues/8382
It's not only you, other people seem to have the same problem.
Just wait until they release a fix for it.