Barcode screens now handle missing page controls more gracefully by showing a warning instead of causing an error. This makes barcode use in inventory and workorder flows more reliable for employees using tablet-style screens.

This update removes outdated workarounds used during app installation and removal, replacing them with the intended underlying behavior. It helps keep upgrades to the next Odoo version cleaner and reduces the risk of maintenance issues in affected website, sales, signup, and mailing areas.

Replace hacks introduced in V11 by their proper solution, some of these hacks have already been fixed by bbfb098a5459fdfe7c9fac9e86407c22457fd505 but had not been removed.

In preparation for V12.