Fix small errors in Prestashop

Hello, I have a webstore with Prestashop and I need to fix some errors listed bellow. I need some one that can check all issues listed here. Please, check the screencast bellow and if you don't have any idea what the error is about, don't make any proposal. Thanks in advance. Information: - Web: [login to view URL] - Shared hosting: CPU Cores 6 - RAM Availability 6 GB - SSD Storage - PrestaShop: 1.7.2.4 - PHP: 7.1.20 - Custom template. [login to view URL] Error 1- User cannot edit address in Front end When a user try to edit the address this doesn’t work, the back office does not receive the changes and the customer get stuck and can’t proceed to checkout. Here a screencast of error: [login to view URL] Error 2- The Faceted search module does not show a logic price search range. I need to fix the price range and if it is possible, I want to put a “Slider” instead a “Checkbox” [login to view URL] Error 3- I need to add a additional field at Cart when users select a CARRIER (I’ll create a new carrier for this like “Pickup at carrier office”). At this field I’ll use to give the option to select an office to delivery the products. After that, I need an additional field that user will inform where he wants to delivery the product and I need to receive this information at the order in backoffice. [login to view URL]