I have nearly 20 FeatureLayrs in Current Document , where i have changed symbology using inbuilt Geo-processing tool "ApplySymbologyFromLayer" through programming. Till this step has no issue, changing symbology in one minute , if i attempt to save this document taking 5 to 7 minutes to save. Please help me to solve this issue...
You have posted this question under ArcObjects, yet show no code or describe the steps you have taken! Without more information this will be hard to resolve.