How to Update Custom Theme in Wordpress? [ Upload & Install ]

When you are trying to upload a custom theme just make sure you have all the required files.

Step 1: Checking Required Theme Files

1. style.css :

Your theme must be contained with style.css which is the main theme CSS file.Here should include your theme informations, version,URL,author name and something like that.

 2. index.php : 

index.php file will be your theme main template files for all pages or your desire pages.

3. screenshot.png :

To represent your theme you will need a screenshot.png file to include in your theme files.

4. functions.php

 This file will contain all your theme functions

Step 2: Making theme file

Now put all your files in a folder and

 

 Give a name it can be theme name.

 Then zip the file.

Now the theme is ready to install.

Step 3: installing theme

 Go to your WordPress dashboard and select  Appearanc >> themes >> Add new >> Upload theme

Select browse or drop your theme zip file here.And then click on "install now"

 
Now activate your theme ...