Smaller image size really helps to improve blog articles and to reduce image storage.

Google PageSpeed Insights recommends Losslessly image compression to improve user experience.

In this blog, I will use lossless image optimizer OptiPNG which I used to optimize PNG images used in my blog.

References:

• Official Website: OptiPNG: Advanced PNG Optimizer

Pre-Requisites:

S1.1. Download Admin Scripts YLNotes_ImageOptimizerPNG_OptiPNG

Note: Admin Script includes OptiPNG v0.7.5

[ddownload id=”1710″] ([ddownload_count id=”1710″])

S1.2. Unzip to the root of the drive

S1.3. Batch file YLNotes_ImageOptimizerPNG_OptiPNG.cmd is set with default settings and if you wish to add more parameters, edit the batch file and update Section [1] OptiPNG – OPTIPNG_PARAMS

Usage:

S2.1. Put PNG images to be optimized into PNG_IMAGE folder

Note: For WordPress, to optimize all PNG images, copy uploads folder (wp-root\wp-content\uploads)

S2.2. Execute Admin Script batch and optimized image will overwrite the original. Batch file will close automatically after image optimzation completed.

S2.3. Upload your optimized PNG image to your blog.