# View data
exiftools file.png

# create new image but without data
exiftool -all=file.png

# remove data without creating a copy
exiftool -overwrite-original -all=file.png

# remove exif data of an entire directory
exiftool -recurse -all=<path>

# remove only exif data
exiftool -EXIF=file.png

# view a certain stat
exiftool file.png | grep gps

# remove all gps data
exiftool -gps:all=file.png