Access 2016 64-bit can handle databases that exceed the 2GB file size limit imposed by the 32-bit Jet engine. If your database is approaching 1GB or you are linking to massive SQL Server backends, the 64-bit architecture ensures stable query execution and faster sorting/grouping operations.
The most significant beneficiary of the 64-bit architecture is the heavy Excel user. If you work with massive spreadsheets—datasets exceeding the 2GB memory limit, complex PivotTables, or millions of rows of data—the 32-bit version will frequently crash or freeze. Microsoft Office 2016 64-bit allows Excel to utilize all available system resources, smoothing out performance and enabling calculations that would otherwise be impossible. microsoft office 2016 64-bit
Unless you are running an air-gapped machine that never touches the internet, you should not be using Office 2016 in 2026 for security reasons alone. Access 2016 64-bit can handle databases that exceed
Running unmodified 32-bit VBA on 64-bit Office will result in a "Compile error: The code in this project must be updated for use on 64-bit systems." Running unmodified 32-bit VBA on 64-bit Office will