nonsupport
iphone xr Fast charge 18 watts. The iPhone ExR uses Apple's A12 bionic processor, which continues the six-core architecture of the A11 - two large cores and four small cores. The system can automatically schedule the corresponding number of large and small core work according to the actual demand of the application.
Not supported, iPhone EXR maximum support 18W fast charge, regardless of the US version, Hong Kong version and China Bank, if the user forcibly use 20W fast charge, will lead to hot mobile phone and other problems.