Canon MP140 Printer QuickStart for Mac 10.12 Sierra
The Mac Tutorial Shows You Step-by-Step How-to Download and Install the Canon MP140 Series Printer/Scanner Driver on Mac OS X 10.7-Lion/10.8-Mountain-Lion/10.9-Mavericks/10.10-Yosemite/10.11-El-Capitan/10.12-Sierra Unix/BSD Desktop.
If the Canon MP140 driver for you mac os x version is not available you can install that for mac os x 10.6+ without problems.
Because the Canon MP140 Driver is still Installable and Effective also on Mac OS X 10.12 Sierra.

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Download Canon MP140 Series Printers Mac OS X Driver:
Get the MP140 Series Printers CUPS Driver.
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Double-Click on .dmg Canon Archive
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Run the Canon Driver Package
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Mac Sierra Solving Package from Unidentified Developer Issue:
Also Right-Click on Package & Open.
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Accept the License and Follow
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Click on Install and Confirm for Installation
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Canon MP140 Scanner QuickStart for Mac OS X: