Hi 1nasser.mohammed2014,
Thanks for reaching to us and appreciate your patience.
1. Changing logo
Navigate to WoodMart > Header builder > edit default header (highlighted star icon) or you can go through the admin bar directly https://prnt.sc/Ct9ehRDvvDV9
Hover on the Logo element, click on the Pencil icon to edit it https://prnt.sc/TQpL8DqtyVSi and change the logo.
Please refer to documentation for more details https://xtemos.com/docs-topic/woodmart-header-builder/
2. Colors
Please go to Theme Settings > Styles and Colors > Colors to change primary colors.
Regards,