Demonstration model: iPhone12&; & Huawei P40 &;; & Xiaomi 1 1 system version: IOs14.4&; & ampemui 1 1 & amp; & miui12.0.7 app version: AliPay 10.2.20 1. Open the Alipay client and click Me in the lower right corner of the page.
2. On my page, click Settings.
3. After entering the settings page, click Security Settings.
4. Click Security Center.
5, after entering the security center, click on the digital certificate.
6. On the subsequent page, click Install Digital Certificate.
7. After the installation is completed, the trading limit can be adjusted.
The above contents are applicable to Iphone 12, Huawei P40 and Xiaomi 1 1.