我用ios13的手机可以正常返回 这个是log日志 ingZuanAPP[46736:2939570] WeChatSDK: wxlog:send req[<SendAuthReq: 0x282f7ee50>], appID:wx5c2baf6d343606ed, universalLink:https://www.jingzuanhui.com/, sdkVersion:1.8.6.1 2020-10-14 15:57:20.472494+0800 JingZuanAPP[46736:2939570] WeChatSDK: wxlog:set property list 2020-10-14 15:57:26.953196+0800 JingZuanAPP[46736:2939570] WeChatSDK: wxlog:Error:fail to load Keychain status:-25300, keyData null:1 2020-10-14 15:57:41.696817+0800 JingZuanAPP[46736:2939570] WeChatSDK: wxlog:Error:token[(null)] is null 2020-10-14 15:57:45.354358+0800 JingZuanAPP[46736:2939570] WeChatSDK: wxlog:Error:launch app with ul only fail, url:https://help.wechat.com/app/wx5c2baf6d343606ed/auth/?scope=snsapi_userinfo&state=0c806938e2413ce73eef92cc3&wechat_auth_context_id=ea254bb4c57489a306ae1dc344eff0ccf14691cb&wechat_app_bundleId=com.mgm.jingzuanhui 2020-10-14 15:57:49.688392+0800 JingZuanAPP[46736:2939570] WeChatSDK: wxlog:Error:lauch app fail and need degrade, url:https://help.wechat.com/app/wx5c2baf6d343606ed/auth/?scope=snsapi_userinfo&state=0c806938e2413ce73eef92cc3&wechat_auth_context_id=ea254bb4c57489a306ae1dc344eff0ccf14691cb&wechat_app_bundleId=com.mgm.jingzuanhui, schemeURL:weixin://app/wx5c2baf6d343606ed/auth/?scope=snsapi_userinfo&state=0c806938e2413ce73eef92cc3&wechat_app_bundleId=com.mgm.jingzuanhui&wechat_degrade_launch_by_scheme=1 2020-10-14 16:12:38.823639+0800 JingZuanAPP[46736:2939570] WeChatSDK: wxlog:launch app with url success 2020-10-14 16:12:40.783757+0800 JingZuanAPP[46736:2939570] WeChatSDK: wxlog:degrade launch app ret:1, with url:weixin://app/wx5c2baf6d343606ed/auth/?scope=snsapi_userinfo&state=0c806938e2413ce73eef92cc3&wechat_app_bundleId=com.mgm.jingzuanhui&wechat_degrade_launch_by_scheme=1