Only use the official channels listed above. If you are forced to use a third‑party site, scan the downloaded file with an up‑to‑date antivirus before opening it.
The genuine package ranges between 15 MB and 45 MB, depending on included documentation and multi-language support. Any file smaller than 10 MB is likely a stub installer that downloads additional components (or malware) from the web.
Documentation could be more detailed for specific error codes.
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