To change the brand logo navigate to Site Admin > Appearance > Themes > Edwiser RemUI > General settings > Choose site logo format. Once you set the format as per your preference you will be provided with a setting to add a logo image or the site icon according to the format chosen. This logo will be displayed sitewide on the header.
To set the logo for your login page navigate to the live customizer > Login > Panel > Logo. The image added here will be displayed only on the login page.
Upon the first login, the nav drawer is expanded by default. When a user firsts login it is important that the user is aware of the sidebars and then can choose to collapse the sidebar if needed. The status of the nav drawer is always set according to the last status set by the user.
For example :
A user has collapsed the left navigation sidebar then the left sidebar will always be collapsed throughout the Moodle site for that user unless the user manually expands the left sidebar.
You can make use of the Edwiser Page Builder feature which is part of the latest version of the Edwiser RemUI theme. Using this feature you can add a course category block that displays all the categories including the subcategories to the user.
Edwiser Solution offers a custom fields feature, and the fields are synced with the Moodle platform as well. However, the fields can only be added to the WooCommerce checkout page and not the registration page. Sharing documentation for your reference to configure the same,
This feature is part of Edwiser Bridge's latest update where they can sync user's first name, last name and password from Moodle to WordPress. screenshot-staging.edwiser.org-2021.07.20-14_57_22.png
If you want to create users that existed in Moodle before the implementation of the Edwiser Bridge plugin then you can make use of the Edwiser Bridge PRO feature where it lets you sync Moodle users from Moodle to WordPress.
Looks like your last update tonight to 3.9.3 improved it. However, the editor still seems very right aligned and loses width as a result. This also requires me scroll horizontally inside the editor, which I did not have to do before the update. See screenshot attached.