$ curl cheat.sh/
 cheat:exiftool 
# Delete all metadata in a file
exiftool -all= <file_name>

 tldr:exiftool 
# exiftool
# Read and write meta information in files.
# More information: <https://exiftool.org>.

# Print the EXIF metadata for a given file:
exiftool path/to/file

# Remove all EXIF metadata from the given files:
exiftool -All= path/to/file1 path/to/file2 ...

# Remove GPS EXIF metadata from given image files:
exiftool "-gps*=" path/to/image1 path/to/image2 ...

# Remove all EXIF metadata from the given image files, then re-add metadata for color and orientation:
exiftool -All= -tagsfromfile @ -colorspacetags -orientation image1 image2 ...

# Move the date at which all photos in a directory were taken 1 hour forward:
exiftool "-AllDates+=0:0:0 1:0:0" path/to/directory

# Move the date at which all JPEG photos in the current directory were taken 1 day and 2 hours backward:
exiftool "-AllDates-=0:0:1 2:0:0" -ext jpg

# Only change the `DateTimeOriginal` field subtracting 1.5 hours, without keeping backups:
exiftool -DateTimeOriginal-=1.5 -overwrite_original

# Recursively rename all JPEG photos in a directory based on the `DateTimeOriginal` field:
exiftool '-filename<DateTimeOriginal' -d %Y-%m-%d_%H-%M-%S%%lc.%%e path/to/directory -r -ext jpg

$
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