I'm an an IT specialist with 45 years experience (im 60 yo) and have used microsoft products since the DOS days!
I wouldn't do the resizing fix unless I had a complete verified backup of the complete c drive, 4 hours available and someone was paying me to fix it. There's no way a normal computer user should attempt the resizing fix as there is a high chance of things going sideways!
Bottom line is Microsoft needs to fix their update as w10 isn't at end of life yet! Common MS do the right thing and post a corrected update!