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How to Install, Update, or Fix Common Issues with WordPress Themes & Plugins
🛠️ How to Install, Update, or Fix Common Issues with WordPress Themes & Plugins
Uploading themes/plugins on wordpress is very easy , if you are not Developer pls follow steps ,Let us help you if you have new on wordpress
How to install Themes or plugins ?
After Payment Download Themes/Plugins From our site on My Account Page
Before Upload Plz Read Themes Document File, Some of Theme Authors Mentioned Recommend PHP Configuration For Import Demo data or run themes plugins smoothly
Also Before Upload Plz Extact Zip Files to make sure file another zip included in zip file , upload the right file
Sometimes you may get some errors while installing theme, importing content, or activating plugins like white screen or PHP errors. They may be caused by low PHP configurations limits. In this case, you need to increase some values. You can do this on your own or contact your hosting provider with the following requirements:
For Example
PHP version:
8.1
Memory limit:
256M
Max execution time:
180
Max input vars:
2000
Upload max filesize:
50M
Post Max Size:
64M
🎨 How to Install a WordPress Theme
Download the theme
.zipfile from your GPLPrimeCart account.Go to
Appearance > Themes > Add New > Upload Theme.Upload the
.zipfile and click “Install Now”.After installation, click “Activate”.
💡 If you see a license activation prompt, just ignore it — GPL versions work without keys.
🧩 For themes with required plugins (like Elementor or bundled builders), install suggested plugins after theme activation.
How to Updates Themes ?
Activated themes can update through themes setting updates page or You can Manually Update themes/plugins if auto updates not working.
Before Updating Themes Please Take Backup of your Sites
Manually Update process
Step : download latest version from our site and same upload process like above mentioned install , after upload active - WordPress will show you information about your existing version. Click on the “Replace current with Uploaded” button.
How to Install or update a WordPress Plugin ?
Same steps as themes upload updates process above mentioned
Download the plugin ZIP file from your account after purchase.
In your WordPress dashboard, go to
Plugins > Add New > Upload Plugin.Click “Choose File”, select the
.zipfile, then click “Install Now”.After installation, click “Activate Plugin”.
💡 If you see a license activation prompt, just ignore it — GPL versions work without keys.
🔧 How to Fix the Missing style.css Error in WordPress
❌ “The package could not be installed. The theme is missing the style.css stylesheet.”
✅ Why This Happens
This usually means:
You uploaded the wrong ZIP file, often a full package with documentation, licensing, and PSDs — instead of the actual installable theme.
WordPress is looking for a
style.cssfile inside the theme folder, but can’t find it because the folder structure is incorrect.
🛠️ Step-by-Step Fix
1. Unzip the file you downloaded
Use WinRAR, 7-Zip, or Mac’s built-in unzip tool.
Inside, you’ll usually find folders like:
Themeortheme-name.zip✅Documentation/Licensing/PSD/(optional)
2. Locate the installable theme ZIP
The correct file is usually named something like:
astra.zip,divi.zip,avada.zip
✅ This ZIP should contain the actualstyle.cssand theme PHP files.
3. Upload the right file
Go to your WordPress dashboard:
Appearance > Themes > Add New > Upload ThemeUpload the correct
theme-name.zipClick Install Now, then Activate.
🧩 Others Common Issues & Fixes
🚫 Issue: Plugin shows license activation required
✅ Fix: Ignore it. GPL versions work without activation. Features are fully functional unless tied to a cloud-based service.
🧹 Issue: Styles or layouts not displaying correctly
✅ Fix: Clear your WordPress cache, browser cache, and any caching plugin you use (like WP Rocket).
🔄 Issue: Update didn’t reflect after upload
✅ Fix: Ensure you deleted the previous version before installing the new one. WordPress won’t overwrite identical files if they conflict.
🧱 Issue: Theme demo not importing
✅ Fix: Install all recommended plugins first. Some demos require extra plugins to fully import. Try using the “One Click Demo Import” tool.
🛡️ Issue: Download flagged by browser or antivirus
✅ Fix: All our files are clean and pre-scanned. Some security software flags
.zipfiles by default. You can verify with VirusTotal.com.
📩 Need More Help?
If you’re stuck, feel free to contact our support team:
We’ll respond within 2-4 hours!