Google photos bug fix: downloading large archives now works
Users of Google Photos
have been plagued by a frustrating bug that caused large ZIP file downloads to become corrupted. The issue stemmed from the One Storage Manager tool, which malfunctioned when the archive size exceeded 4GB.Google confirms fix for 4gb archive issue
Fortunately, Google has acknowledged the problem and swiftly rolled out a fix. According to a post on the Photos support page, the company's engineering teams have identified the root cause and implemented a solution.
All downloads on PC using the Store Manager tool should now work seamlessly, regardless of file size. This means no more broken archives of cherished photos and videos.

Apology and repair options
Google has issued a formal apology for the inconvenience this may have caused users, stating,