Hi there,
1. Create a new Hook Element:
https://docs.generatepress.com/article/hooks-element-overview/
Add this to the Hook content:
<div class="author-bio">
<h3><?php the_author_posts_link(); ?></h3>
<p><?php the_author_meta('description'); ?></p>
</div>
Select Hook: after_main_content
Check Execute PHP
On Display Rules set to Posts > All posts.
2. Customizer > Layout > Primary Navigation –> Mobile Menu Label – remove this text.
3. Customizer > Layout > Header > Mobile Header Logo – change this.