Since Arial is a proprietary font owned by Monotype and licensed to Microsoft, the "highest quality" versions are those officially bundled with your software or licensed directly from the foundry.
For the most up-to-date, "high quality" professional files, the official source is MyFonts or the Monotype library. This ensures you get the latest OpenType features.
: If you are on a system without Arial (like Linux) and need a metrically identical replacement:
You only need web use (WOFF2 with good hinting is sufficient) or occasional office documents.
Users frequently search for "Arial Body CS font download high quality extra quality." This query contains three distinct components:
If you have a Creative Cloud subscription, search for "Arial" variants. While the exact "Body CS" name may vary, you will find high-quality alternatives like "Arial Nova" or "Arial Unicode MS."
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