In CC 2019 Extension Manager doesn't work

In After Effects CC 2019 Adobe disabled Extension Manager. For CC 2019 users we allow manual method.

Step 1. Rename file extension "PixleaksCreativeTool.zxp" from 'ZXP' to 'ZIP'
Step 2. Unpack resulting ZIP archive
Step 3. Copy resulting "Pixleaks Creative Tool" folder to the:

Windows Directory: Program Files (x86)\Common Files\Adobe\CEP\extensions
Mac Directory: Library/Application Support/Adobe/CEP/extensions