Alipay fund can change the amount in the later period of fixed investment. Log in to Alipay client, click My-Total Assets-Fund-My Fixed Investment in the lower right corner, then click the fixed investment plan you want to modify, click Manage-Modify in the upper right corner, modify the deduction channel, deduction period and deduction amount, and then follow the instructions on the page.

Log in to Ant Wealth Client, click Fund-Holding-My Fixed Investment at the top of the page, then click the fixed investment plan you want to modify, click Manage-Modify in the upper right corner, modify the deduction channel, deduction period and deduction amount, and then follow the prompts on the page.