how to update wechat version on IPAD2? how to update system as it revearls to be the newest, but turns out to be 9.0 version.
Opened wechat but it said need to update to new version by click "okay" in appstore. But after get into apple store, the version of wechat is the same as the current one. Do i need to update system? also unable to update system.
iPad 2, iOS 9