The homepage decoration of Taobao online store can be completed by following the steps below:

Log in to the Taobao seller backend, select "Store Decoration" in the left navigation bar to enter the store decoration interface.

In the store decoration interface, select the "Decoration Template" tab and select a template that suits you. If there is no suitable template, you can choose a custom template for personalized design.

On the template page, you can edit the store name, LOGO, store sign, slideshow, etc. You can upload your own pictures, add text descriptions, set links, etc.

You can edit the store's categories, recommended products, hot-selling products, etc. You can adjust and update according to sales.

You can edit the store's customer service, after-sales, coupons, etc. You can set the online time and method of customer service, set the policy and method of after-sales service, set the rules and methods of using coupons, etc.

After editing, you can click the "Preview" button to preview the decoration effect of the store. If you are satisfied, you can click the "Save and Publish" button to publish the decoration effect on the Taobao store homepage.