Hi Kaysorn,
As Shirley said, we OBC team can provide two tools—HRC and IDFIX to assess the customer’s software/hardware environment and assist partners as well as customers to remediate these potential issues. Please run the tools under the guidance attached.
Gentle Request: please send the result back to us after running the tools for further assistant. Thanks in advance!
Ps: we can also provide a deployment assistant in following link to help you enable hybrid with exchange 2013.You can customize a proper plan matching with your situation.Hope it can do some help