There are two ways to install OneMax WP theme into your WordPress:
Step 1. Go to Appearance > Themes > Add new > Upload Theme.
Step 2. Click Choose File and then select the zipped theme OneMax.zip.
Step 3. Click Install Now to install the theme.
Step 1. Unzip the OneMax.zip content to a folder named OneMax.
Step 2. Upload this folder to /wp-content/themes/ on your server.
Step 3. Go to Appearance > Themes and Activate the uploaded theme.
If the theme status is Active, Congratulations! You installed the theme successfully! Now, let’s move to the next step – Plugin Installation.