Lightroom works too slow

Dear @DdeGannes Sir,

 

Thanks for helping me last time. This time I am facing more problems related to lightroom adjustment are working too slow.. Please let me know what can be done to do to quicker the lightroom editing process. 

I work on batch of 900 pics together 

By @ronaks64071727

No one knows what problem you are talking about. Please describe your problem in detail, and provide the following basic information:

@DdeGannes Sir please check the upper post