AKVIS Artifact Remover AI supports the Batch Processing feature that lets you automatically process a series of photos with similar compression defects.
If you use the plugin version in Photoshop, use this tutorial.
In the standalone program, follow the steps:
In the Source Folder field choose the folder which contains the photos to be processed.
In the Target Folder choose the folder where the processed photos will be saved. You can check Include All Subfolders to process all images in all subfolders of the selected folder (keeping the structure).
In the Save As list specify the file format and quality level for the images.
In the File Name field, specify the names of the output files:
Source Name - the processed files will be saved with their original names.
Add Suffix - the specified character set will be added to the original names.
New Name - the names of all files will be replaced with the specified name with the addition of a sequence number.