Almost every post in your WordPress site uses some images. Adding a watermark can be useful for a large no of reasons. Firstly, it creates a brand value for your site and gives a professional look. Secondly, it could prevent others bloggers from stealing images from your post. Even if someone still steal images and content from your site, a watermark would indicate that its copied from your website and in fact people might visit your site for viewing original or similar content.
Whatever your reason may be, adding a watermark is quite useful for publishers. You can use Photoshop or some other photo editing software to add watermark or use a very effective free WordPress plugin built for this purpose : Easy Watermark
Easy Watermark WordPress plugin (Free)
Just head to the plugin sections of WordPress and activate easy watermark plugin. After successful activation, navigate to settings-> Easy Watermark in WordPress admin section for changing the configurations of this plugin.
Easy watermark automatically adds watermark to every image you upload after you activate it. You can control what size of image should be selected for adding watermark. You can choose text or any image (which can be your website logo or title) as your watermark image. You can chose the size and opacity for your watermark. You can control the quality of the watermark too.
You can select the position of your watermark for the images. It is suggested that you chose bottom right position. This is entirely your choice. Easy watermark provides you with various position for the same.
Don’t forget to save your setting after you are done doing the changes as per your need.
Easy watermark can be used to add watermark to your old images too. You can also select images manually to add watermark. Remember to back up your wp-content folder to avoid any permanent damage.
Hopefully this plugin would save your time in adding watermark to images in your WordPress site.