Yes, it's a fact that she did have two home offices in 2020. One in the old home, and one in the new home. Here's the scoop on handling this in TurboTax.
Basically, you will permanently and forever close the old home office. The date of disposition of the old home office must be on the date you moved out of the property, or before.
Next, you will open a new home office. The in service date for the new home office can not be before your closing date on the new house, and it "should not" on or before the date you closed the old home office.
Basically when done, you will have two home offices shown. Just make sure their "active dates" don't cross.
