Hello,

Regarding your query, you will lose the changes you made in parent theme during updates so please make your changes/ customization in the child theme’s function.php file. Regarding how to create a child theme, you can refer to the below-given documentation link.

https://wptravel.io/how-to-create-a-child-theme/

So, to secure your changes you can create child theme.

Hope this helps.

If you have further queries/confusion, let us know.

Regards.

Hello,

Regarding your query, you can refer to the link of the instruction on how to set up the homepage.

https://themepalace.com/instructions/themes/restaurantz-pro/

If you have further queries/confusion on setting up the homepage, kindly let us know.

Regards.

Hello,

Regarding your query, you can translate the strings as per your requirement to any language using a loco translate plugin.

https://wptravel.io/translation-of-the-strings/

You can refer to the documentation link given for detailed assistance.

Hope this helps.

If you have any queries, kindly let us know.

Regards.

Hello,
Regarding your query, you can add CSS following the path Admin Panel > Appearance > Customize > Additional CSS to resolve the issue of the featured image.

.header-gallery {
 display: none !important;
}
#page-site-header {
 padding: 250px !important;
 max-height: 505px !important;;
}

Also, regarding tabs issue in single trip page, you can add below given code in theme’s child theme > function.php file

https://pastebin.com/r1HQXr1z

Hope this helps.

If you have further queries, kindly let us know.

Regards.

Hello,

Glad we could help you.

Regards.

Hello,

Regarding your query, please provide us with your site URL and screenshot of the section where you want to remove the image so that we can help you provide precise fix.

Regards.

Hello,

Regarding your query, you can set the layout of your pages as per your requirement from the individual page(edited) as shown in the screenshot given below:

https://prnt.sc/sahfum

This will help the widget to divide its width to 25% primary and 25% secondary which is managed by the theme.

Further, managing the sidebar by CSS, you can add below given CSS following the path Admin Panel > Appearance > Customize > Additional CSS

.home .site-content #primary{
    width: 60%;
}

.home #sidebar-primary{
     width: 20%;
}

.home #sidebar-secondary{
    width: 20%;
}

Hope this helps.

If you have further queries, let us know.

Thank you.

Hello,

Please provide us with your site URL so that we can inspect further and help you provide precise fix.

Also, provide us the screenshot of the specific section where the background is grey.

Regards.