Well .htaccess file is defined as the configuration file and the configuration will change per directory basis. It is the core file of wordpress to settings on the server. this you can enable and disable the features in wordpress or resetting the permalinks. The .htaccess can handle the security features in wordpress. There are hidden files in the server to show hidden files you can handle with .htaccess. Password protection, privilege to certain files etc handled by .htaccess.
Sometimes htaccess will not work properly so you need to check Apache configuration file. Is there any changes needed in that means just edit it and save. As a wordpress development agency there are benefits of this default .htaccess file in your site. You can use the .htaccess file in your c panel by creating it in the above-mentioned steps. It is a kind of root for your wordpress site. Please remember to take a back up before whatever you edit in it.
The file can be created manually and by permalinks. So, to create permalinks go to the dashboard of your admin and in settings the permalink screen will be shown. make changes in it by adding correct code and create a .htaccess file in your site directory. If you need to edit it means in the c-panel file manager itself you can change it. There is a plugin available for editing this file too in your dashboard. Plugin will help you to edit the things without affecting seo tools and features in the admin panel. Some the error shown by the .htaccess file are