The .localstorage file extension is used as a settings file format that was developed by Google, Inc. These LOCALSTORAGE files are bundled with other application data files and resources that are installed with the Google Chrome Web browser. Also known as Google Chrome settings files, these .localstorage files are activated upon the initialization of Google Chrome in the computer.A LOCALSTORAGE file contains plugin details, settings and configurations that have been saved in the Google Chrome Web browser. These settings are used by Google Chrome upon startup, and the data stored in these .localstorage files are updated when changes are saved by the user in Google Chrome.There is no human-readable data in these .localstorage files. It's best to leave these LOCALSTORAGE files alone, in order for Google Chrome to continue working properly.
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If you have additional information about the LOCALSTORAGE file format or software that uses files with the LOCALSTORAGE suffix, please do get in touch - we would love hearing from you.