After importing the database to the new database, and uploading all files to the latest web hosting, modify the config.php, updating the new MySQL database information.
Next, go to the main fold of the website, say https://www.rxsafetyglassescanada.com, and run the following Linux command:
find . -type d -exec chmod 755 {} \;
find . -type f -exec chmod 644 {} \;
chown -R www:www .
Done!!!