OpenCart分类页面设置每行显示4个商品的技术求助

Hey Manel, let's get that category page displaying 4 products per row sorted out—this is a super common tweak, so let's walk through the most reliable methods based on your OpenCart version:

1. Use OpenCart's Built-in Category Settings (Quick Win) #

First, try the easiest fix right from your admin panel:

• Log into your OpenCart admin area
• Navigate to Catalog > Categories
• Find and edit the category with ID 345 (the one you referenced)
• Switch to the Data tab
• Look for the Products Per Row dropdown menu, select 4, then save the changes

If this option isn't visible, it's likely your theme has overridden the default settings—move on to the next method.

2. Modify Your Theme's Category Template File #

If the admin setting doesn't exist or isn't working, you'll need to tweak your theme's template code:

• Access your server's file manager or use FTP to navigate to your OpenCart installation
• Go to catalog/view/theme/[your-theme-name]/template/product/
• Open the category.twig file (for OpenCart 3.x/4.x) or category.tpl (for 2.x and older)
• Look for code that controls the product grid columns. Common examples include:
  • Bootstrap classes like col-md-4 (which creates 3 columns) — change this to col-md-3 (12/3 = 4 columns)
  • Custom theme grid classes like grid-item-3 — update this to grid-item-4
• Save the file, then clear your OpenCart cache (System > Maintenance > Cache) and browser cache (Ctrl+F5) to see the changes

3. Set a Global System-Wide Default #

If you want all category pages to show 4 products per row, adjust the global settings:

• Go to System > Settings in your admin
• Edit your store's settings (click the edit icon next to your store)
• Switch to the Option tab
• Find the Products Per Row setting, set it to 4, then save

Note: This will override any individual category settings you've set, so use this only if you want a universal change.

4. Rule Out Extension Conflicts #

If none of the above work, a third-party extension might be overriding your layout:

• Disable any recently installed extensions that affect category page display (like product filtering or grid/layout plugins)
• Clear your cache and refresh the category page to see if the column count fixes itself

Quick Tips to Avoid Headaches #

• Always back up your template files before making edits—just in case you need to revert
• Make sure to clear both OpenCart's internal cache and your browser's cache after any changes
• If you're using OpenCart 4.x, check if your theme uses the built-in Theme Editor (Design > Theme Editor) instead of direct file edits—some themes lock template files to the editor

内容的提问来源于stack exchange，提问作者Manel Torre