How To Change WordPress Theme with phpmyadmin
1. Go into the cPanel, look for the Databases section and click the phpmyadmin link.
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2. Select your WordPress database. (If you aren’t sure which database to select, check your wp-config.php file in the root location of your WordPress installation)
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3. Expand the database and select the ‘wp_options’ table. (if you have another table prefix ‘tableprefix_options’)
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4. Select page 2 from the tables header.
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5. Now you’ll need to click ‘Edit‘ to make change on the ‘template’ and ‘stylesheet’ rows.
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6. Insert in the name of the template you wish to assigned to the WordPress and press “Go” when you are done as per below.
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7. Repeat the same step 6 for the other row and that’s all. You’ve completed the changes. May clear cached and brows your WordPress site now to check on it.