Pt with PFpathy advised to have knees slightly flexed when standing; what about soloeus

I was listening to a physiotherapy podcast with an ‘ankle and foot’ clinician being interviewed. At one time he stated he advises his plantar fasciopathy patients, when standing, to slightly flex their knees to reduce load from the ‘calf’ to the plantar fascia (PF). I easily believe it for the gastrocnemius components of the achilles tendon (AT) but would not there be an increase in load in…