Fix Room... doesn't (made my architectural issues worse)
I've tried the new Fix Room function twice now, and in both cases it actually made the architectural issues in the initial AI design worse.
Example 1
In this case I wanted to check what a particular side table would look like next to an armchair that fills out an otherwise-awkward spot in my formal living/dining room. The pictures attached are the original room photo, the initial AI output, and the result of applying Fix Room.
Original Room
The original room photo was taken looking across the living room area, back towards a walkway that wraps around from the entryway (out of frame to the left), past the formal areas and staircase (middle background of this photo), and on into the family/meals/kitchen area (far right background).
The living/dining area is separated from the walkway and entrance by pony wall sections and a series of narrow wall "columns" where the upper floor is supported. The living/dining area has three large openings to the walkway, one of which is angled. The walkway has both straight and angled sections, with a wider area at the base of the stairs.
The armchair in question sits in front of a column where an angled area meets a straight area, i.e. the column consists of two narrow sections of wall meeting at an angle. Behind it is the walkway, then you have the far wall of the walkway, and rooms beyond that.
The formal rooms have floating timber floors, while the entryway, walkway and kitchen have white tile.
To a human, I think the flooring changes and ceiling features including cornices and shadows make it clear that the armchair sits in front of a column with some open space behind it, and not directly against a continuous wall.

Initial AI Output
In the initial AI output, the walkway has been deleted. The far wall of the walkway has been brought forward to be a wall of the living area, which causes quite an odd configuration where the wider area around the stairs is.
There are a few other issues, such as:
Significant horizontal compression, probably due to the aspect ratio of the original room photo.
An area on the large artwork being turned into a clock.
A sofa arm in the right foreground being changed to a seat of some kind. (The sofas have big chunky arms which probably contributed to the misidentification.)

The main problem here was deletion of the walkway and resulting addition of a straight-walled area that does not exist, so I thought I'd give Fix Room a go.
Fix Room Output
Fix Room didn't correct the walkway deletion or the non-existent straight wall. While it did produce an angle-walled column like the original photo, it ADDED that beside the existing AI-generated straight column with the rather bizarre result you can see in the pic below. That also caused a variety of weird artifacts where the tops of the columns converge and a(nother) non-existent wall from the initial AI output is attempted to be merged to the added column.

Fix Room also added a second armchair next to the one from the initial AI output. The second armchair is quite accurate, but it needed to replace the incorrect one from the initial attempt instead of being add to it (the same issue with the columns).
The sofa running along the left wall is now at a strange angle that intersects the coffee table instead of being parallel to it.
The main issues in both the initial AI output and the Fix Room results seem to be:
Shortcomings in “depth perception” / failure to detect the walkway.
Attempting to straighten out walls and other features that really are set at angles in real life.
Example 2
This is a much simpler case, and it was actually the first time I tried the Fix Room function. I thought it was an isolated aberration but after today's peculiarities I thought I'd post details of it too.
This case was one of many attempts to visualise different configurations for my entryway, which definitely needs an overhaul. (And to be vacuumed too, in the original pic! :D)
Original Room
The original photo was taken when approaching the entryway from what is effectively the side, via a walkway that wraps around and is open to the formal living areas of the house. This covers the main internal view: you can see the top of the entryway and the picture currently on the wall from much of the ground floor (it’s quite open with relatively few walls).

When entering the front door, which is on the right side of the original pic, you see a pony wall at the back of the entryway and a lot of the ground floor behind it, in particular the formal living/dining area which is directly on the other side of the pony wall.
The pony wall needs something in front of it because the view from the front door is really ugly when it's blank. But there a various things that could be put there, and a whole lot of leeway on what happens with what I call the artwork wall.
Initial AI Output
In the initial AI output the room had been noticeably widened, so I thought I'd see if Fix Room would restore the initial proportions.

Fix Room Output
Fix Room didn't correct the room's proportions, but instead added a door on the right side of the artwork wall (with a room behind that, and an area opening to the garden).

I don't know where the new door came from, particularly as the AI left the proper front door in place. (If it was an attempt to correct the location of the front door, why was the supposedly-incorrect one retained?)
I gave Fix Room another go but it didn't change from this configuration.
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Comments2
rlowell
Sep 12, 2025
Hi Sue,
Thanks again for this detailed feedback. We just applied some changes to the room fix in the backend, would you mind giving it a shot again and let me know how it goes?
Sue Fisher
Sep 12, 2025
Hi Reynard,
I’ve only repeated Example 1 so far, but both the initial AI output and Fix Room output are worse. I’ll do some more testing with simpler rooms and other original photo aspect ratios to see how they compare.
Initial Output
The walkway has still been deleted. The AI-generated wall extending from the column behind the armchair to the left edge of this image is possibly reflecting the angle of that area a bit better, but it's lost the detail of the large vertical artwork that it previously picked up — albeit overlaid by a clock — and has placed a set of 3 images with an overall horizontal orientation there instead.
The sofa is now at a strange angle to the coffee table.
A pony wall has been added to the far side of the dining area, behind the dining table from the viewer's perspective. In reality this is a full opening, although I've placed a low open shelving unit in dark wood there with some decor items on and in it so you see less of the white tiled floor in the meals area from the formal areas. The fact that there is “something” in that space is probably a factor in this pony wall addition, but it’s generally been handled reasonably correctly in the past.
The AI has also done something weird with the dining chairs. In the original photo there are three chairs on each side of the dining table, and no end chairs/Captain's chairs. In the initial AI output there are only two chairs on the far side of the dining table, there's an end chair added to the near end, and on the far end there's the upper back of an end chair showing above the table but the rest of the chair is missing.
Something Escher-esque has happened to the half-visible door next to the stairs, and there's an odd band in the living room rug in the foreground.
(NB: Since the original room photo was taken I've actually added a table lamp to the sideboard in pretty much the same place as the AI has placed one, so one of us definitely got that bit right! :D)
Fix Room Output
Fix Room seemed faster (although I didn’t time it specifically on either occasion), but I think it’s worse too, both relatively and absolutely.
The column and armchair duplication has recurred -- with the floor lamp being duplicated this time as well -- with the Fix Room additional armchair overlaying half of the initial AI output armchair. There's a strange dark splodge to the left of the Fix Room added column, and the ceiling in that area is weird.
There are additional duplications from Fix Room now with an extra dining furniture set being added between the original dining table and far chairs, and there's a strange partial extension of the sideboard to the left of its actual location.
When taken in isolation the added versions of the armchair, column, table lamp and dining setting are more accurate than the initial AI output, but they cannot just be inserted where they have been. I wonder if the relatively wide aspect ratio of the original room photo is a factor? It's not an unusual aspect ratio for a photo taken with a mobile phone, but I'll do some more testing on this.
On the plus side, the area in the right background is better than the initial AI output, with the door next to the stairs more sensible, the two openings to the kitchen/meals/family area corrected (i.e. unwanted pony wall gone), and the art on the wall reinstated.