There is no auto synchronisation backYou need to verify that you are editing the cloud with these kindversion of storage appsthe file.
When using your android you are editing a locally saved version ofSome apps download the file. You locally for editing, so it would then haveneed to be re-uploaduploaded for the filechanges to be visible in the cloud.
When editing usingSo it depends on the PC versionfile being edited. For simple text files, changes areshould be updated automatically synchronised.