I just installed the theme and for some reason I am unable to save the logo image and other general settings. I even tried using the theme on a fresh install to no avail. Details below of the installation:
WP Version: 5.8.2
Active Theme: Impose Child (impose-child)
Version: 1.1.8
Server architecture Linux 3.12.18-clouder0 x86_64
Web server Apache
PHP version 7.4.26 (Supports 64bit values)
PHP SAPI cgi-fcgi
PHP max input variables 3000
PHP time limit 120
PHP memory limit 768M
Max input time 120
Upload max filesize 256M
PHP post max size 256M
Please let me know if you require access to the backend so I can supply the necessary information.