Disable unneeded Eclipse-based plugins if you only require core mail and database functionality. De-selecting options like Sametime (embedded) or Lotus Symphony will dramatically speed up the client.
: In the past, "trial" versions of the 8.5.3 client/designer were available via IBM DeveloperWorks, though many of these links now redirect to HCL's support pages. Installation Notes for 64-bit Systems lotus notes client 8.5 3 64 bit download
The Lotus Notes 8.5.3 client itself is fundamentally a 32-bit application , even when installed on a 64-bit (x64) Windows operating system. However, the client is fully supported and optimized to run efficiently on 64-bit Windows 7, Windows 8, and Windows 10 via the WOW64 (Windows 32-bit on Windows 64-bit) subsystem. Disable unneeded Eclipse-based plugins if you only require
