This article describes a known issue Magento 2.3.6, where the waiting spinner is displayed indefinitely when saving an address in My account on storefront.
Affected products and versions
- Magento Commerce 2.3.6 with Vertex integration enabled (Firefox browser only)
When saving an address in My account section on the storefront, sometimes the waiting spinner is displayed indefinitely due to an error in Vertex core JS.
Workaround: use an alternative browser to Firefox.
The issue is scheduled to be fixed in Magento 2.3.7.