Here's How I Fixed Every Door in My House That Wouldn't Latch, Two Minutes a Door, Without Taking a Single One Off Its Hinges.
I spent three summers sanding, shimming, and leaning on doors. The doors were never the problem. Here's what I found.

I spent three summers blaming the doors. When that didn't work, I blamed myself.
If you've got a bedroom door you have to shoulder shut every June…
If your bathroom door drifts open on its own because the latch quit catching years ago…
If you lift the front door by the handle to get the deadbolt to throw…
Then what I'm about to share will save you a Saturday. Probably several.
Because your doors aren't sticking because of anything you did. You didn't cause the humidity. The house settled on its own. And you already tightened those hinge screws twice.
The door itself is fine, and so is the frame.
But every fix you've ever been handed asks you to work on the door. Sand the edge. Then plane it. Then shim a hinge with a strip of cardboard. Then take the whole thing down and rehang it.
Meanwhile the actual problem is about the thickness of a nickel. One hinge, sitting a hair off from where it should be. Move a hinge that much and the latch misses the strike plate by that much. That's the entire problem.
That's not a door problem. That's a hinge problem. And no amount of sanding a door fixes a hinge.
It cost me three summers and one door I can't un-ruin before I figured that out.
Here's what I found.
Four doors. One house. Twenty-two years of leaning on them.

We bought our house in southern Ohio in 2004. Built in '98. Hollow-core interior doors, a solid-core front door, nothing special.
Every June, like clockwork, the master bedroom door quits latching. You have to lean into it. By October it latches on its own again like nothing happened.
The hall bathroom door has never latched. Not once since we moved in. There's been a hook-and-eye on the inside for twenty years because our daughter was seven and needed a door that stayed shut.
The front door is the one I hate most. You turn the deadbolt and it stops halfway. So you lift the whole door by the handle, hold it with your knee, and turn again. My wife does it without thinking now. Guests stand there rattling the knob.
And the linen closet drags a quarter-circle into the carpet every time it opens.
Four doors. None of them broken. All of them off by about a nickel.
The thing I did that I still haven't told anyone at the hardware store

Three summers ago I decided I was fixing the bedroom door for good.
I did what the videos said. Took it off the hinges. Laid it across two sawhorses in the garage. Planed a sixteenth off the latch edge, sanded it smooth, hung it back up.
It latched perfectly. All of July, all of August.
Then October came, the air dried out, the door shrank back, and now there was a gap on the latch side you could slide a quarter through. It rattled in the frame every time the furnace kicked on. The latch barely caught.
I'd taken wood off a door. You don't get to put it back.
That's the part I never said out loud. I'd made it worse. It sounds like you can't handle something basic. Every guy at the hardware store can fix a door, supposedly. So you don't ask.
I just figured everybody else knew something I didn't.
What four doors were actually costing us

I got a quote last spring. A handyman, recommended, good reviews.
$175 a door to "rehang and adjust." Four doors. Seven hundred dollars to fix four doors that aren't broken.
And that's just the money.
Twenty years of a bathroom door that won't stay shut. A front door where the deadbolt only throws if you lift it just right, which means the one lock between the street and the living room is a lock my kids can't work. A bedroom door that pops open when the AC kicks on at 2 a.m.
My wife stopped mentioning any of it years ago. She just leans on the door. That's what you do.
Small things. Every day. For two decades.
The comment that made me stop blaming myself

Last spring I was reading a thread about sticking doors. Most of it was the same advice I'd already followed. Sand it. Shim it. Longer screws in the top hinge.
Then a retired trim carpenter, thirty-one years hanging doors, posted something I read twice:
"Stop working on the door. When a door won't latch, a hinge is out of line by a hair. We never planed a door for that. We bent the hinge."
He explained it. A door hinge is soft steel. Trim carpenters have always adjusted them by slipping a tool over the knuckle and bending it, barely, toward or away from the jamb. The door moves a sixteenth. The latch lines up. Sixty seconds, and the door never leaves the frame.
Nobody ever told homeowners this. So we've spent decades sanding doors for a problem that was never in the door.
The door was never the problem. The instructions were.
I read that at 11 p.m. and went and looked at the bedroom hinges. Sure enough. The middle knuckle sat a hair proud of the other two. Twenty years of leaning on that door, and the answer was sitting there in plain sight.
The first two tools I tried, so you don't have to
First I tried a crescent wrench on the hinge knuckle. It slipped, chewed the finish off the hinge, and left a half-moon dent in the door casing that I still see every morning.
Then I ordered one of those hinge wrenches you see on Amazon. A steel bar with two fixed-size slots cut in the end. Solid tool. Right idea.
Except the slots come in two sizes, and the small one wouldn't slide over my standard 3½-inch hinges. The big one rattled on there so loose it slipped the second I pushed. And with a fixed bar you push wherever the bar lets you push, which on my bathroom door was straight into the trim.
I went and read the reviews afterward. Hundreds of people saying the same things. Doesn't fit. Too loose. Dented the trim. Pulled the screws out.
The idea was right. The tool just didn't fit the door in front of you.
What I found wasn't a different fix. It was the same fix, built to fit any hinge.

A guy further down that thread mentioned an adjustable version. Instead of fixed slots, it has a compact clamp head that snugs down onto the hinge knuckle, whatever size the hinge is. The head swivels where it meets the handle, so you can angle the handle wherever the trim gives you room. And the handle is knurled steel, long enough to give you real leverage without yanking.
It's called DoorWright.
I ordered one. Under fifty dollars. It showed up the next week.
Saturday morning. Bedroom door. I snugged the jaw down on the middle knuckle, angled the handle out into the hallway, and pushed. Slowly. Maybe a sixteenth of an inch.
Then I closed the door.
Click.
Two fingers. The door I'd planed and ruined and cursed for three summers, latched with two fingers.
I stood there a second trying to figure out what just happened. I'd been dreading that door for years, and it just… stopped being a problem.
No sawhorses this time. The door never left its hinges, and every screw stayed in the jamb.
Ninety seconds. Two minutes, tops.
So I kept walking. Hall bathroom: bent the top hinge a hair toward the jamb, and it latched for the first time in twenty years. I took the hook-and-eye off. Front door, the heavy one: it took a firmer push, and you feel the steel handle give you the leverage, and the deadbolt threw without a lift. The closet door came up a quarter inch off the carpet.
Four doors before my coffee got cold.
And because the fix is in the hinge and not the door, it doesn't move with the seasons. The door still has all its wood. It swells in June and shrinks in October exactly like it always did, except now it's doing it in the right spot.
June came. Then October. The doors stayed fixed.

This is the part I didn't trust.
June came, the humidity hit, and I stood at that bedroom door waiting for it to stick. It latched. By August I'd stopped checking. Then October, when the dry air used to shrink my planed door into a rattle, and it closed snug.
The bathroom door stays shut. The front door locks with a turn of the wrist. My daughter, home for a weekend, locked the front door on her way out without being asked, and it hit me that she'd never once been able to do that.
The tool lives in the kitchen drawer now, next to the flashlight. Once or twice a year some door will start to rub and I'll walk over with it, and it's a two-minute job instead of a lost Saturday.
My wife noticed the bathroom door first. Closed it, heard it click, opened it, closed it again.
"What'd you do to the door?"
Nothing to the door. I bent the hinge a hair. That's all that was ever wrong with it.
You already know which door I'm talking about
You can keep doing what you've been doing: lean on the bedroom door, lift the front one to lock it, sand an edge this summer and listen to it rattle all winter, or hand a handyman $175 a door to do what a hinge tool does in two minutes.
Or you stop working on the door. Slide the jaw over the hinge, push a hair, and hear the latch click for the first time in years. Every door in the house, one tool, one Saturday morning.
If it doesn't fix the door in front of you, send it back within 30 days for a full refund. The risk is on them, not you.