how to Speed Up the VBA Macros

Question

I am Generating a New Sheets using macros. For a New Sheet generation , Data is retrieved from more than 4 MS Access DB. Each DB had minimum 200 field. My Macro code includes

Answer 1

I'd try to do MORE of the work on the database side. Generate the reports you want on the database side, and then export the results to Excel.

Access is MUCH better at automating reports than Excel is.