Russell Sherwood Sunday, June 6, 2021
The default settings of most chess engines are generally sub-optimal for Correspondence Chess.
An important one to set is that the Hash table size. Either too small or too large and the engine will be running below its best. Details on how to do this are in the article below
Goldilocks and the Hash Table (welshccf.org.uk)
CorrespondenceChessEnginesTipoftheWeek