icloud doesn't work in any device and online

icloud doesn't work in any device and online

1- in iphone 7 with os 11.1.1 the swich to turn on icloud drive come in off automaticly (also if i select update icloud)

2- in macbookpro with os 10.11.6 on system preference icloud continue to write configure and the wheel turn

3- in icloud.com it give me everytime error (i send it to apple but the probelm continue). I try to restores documents in preference but thei give me other error.

Some one have a solution?

tnks