processing time in the method for calculating MW.

Hi, How can I. Change the processing times marked in the picture 
Thank you.

Hi, thank you for your patience! I hope the following instructions help you with your question; not sure what exactly is meant by "processing time". Unfortunately, I cannot see your attached picture.

Hi, thank you for your patience! I hope the following instructions help you with your question; not sure what exactly is meant by "processing time". Unfortunately, I cannot see your attached picture.