You cannot upgrade a 32-bit OS to a 64-bit OS. A "Cross-Architecture" upgrade is not supported by Microsoft.
There is no legal, installable version of "2008 R2 32-bit." Running a 32-bit OS labeled as "R2" indicates an installation error or fraudulent OS media.
: 32-bit architectures are generally limited to addressing 4 GB of RAM, which was insufficient for modern workloads. R2's 64-bit architecture allowed systems to utilize up to 2 TB of RAM in higher editions.
You cannot upgrade a 32-bit OS to a 64-bit OS. A "Cross-Architecture" upgrade is not supported by Microsoft.
There is no legal, installable version of "2008 R2 32-bit." Running a 32-bit OS labeled as "R2" indicates an installation error or fraudulent OS media.
: 32-bit architectures are generally limited to addressing 4 GB of RAM, which was insufficient for modern workloads. R2's 64-bit architecture allowed systems to utilize up to 2 TB of RAM in higher editions.
