You can disable recently order in admin.
Refer below steps to enable or disable customer reorder in Magento 2:
- On the Admin panel, click Stores.
- In the Settings section, select Configuration.
- Select Sales under Sales in the panel on the left Open the Reorder section
- In the Allow Reorder field, select Yes to allow reorders and select No to disable reorders.
- When complete, click Save.
Note: By default this option is set to no. Set it to yes and clear any caches to see the results.