10 video interview mistakes and how to fix each one

The most common video interview mistakes are poor audio, a camera placed too low, bad lighting, looking at your own face instead of the lens, answers that run too long, and no plan for dropped connections. Most are fixed in 15 minutes: test your mic, raise the camera to eye level, face a light source and practise two-minute answers.

Video interviews feel easier than walking into an office. You skip the commute, you sit at your own desk and you can wear comfortable trousers. That ease is exactly the trap. Small problems that would never happen in person, like a mic that crackles or a laptop camera pointed at the ceiling, quietly change how the interviewer sees you.

This post is not a general list of video interview tips. It is a repair manual. For each of the ten mistakes we see most often from IT candidates, you get the symptom, why it hurts you, and a fix you can apply tonight.

Why do small video mistakes cost so much?

In a face-to-face interview, the interviewer reads hundreds of small signals: your posture, your eye contact, the energy in your voice. On a video call, they get a compressed version of all of that through a small rectangle and a laptop speaker. Every technical flaw removes some of the signal they use to judge confidence.

There is also a fatigue effect. A panel that has done six back-to-back calls is tired. If they have to ask you to repeat yourself three times because of echo, they will not blame your Wi-Fi. They will simply remember the call as hard work. Your goal is to make the conversation feel effortless for them.

Which setup mistakes do interviewers notice first?

Mistake 1: The camera looks up your nose

A laptop on a desk puts the camera below your eye line, so the interviewer sees your chin, the ceiling fan and the top of the door. It makes you look like you are looking down at them. Fix: stack books or a box under the laptop until the camera sits at eye level, and sit about an arm's length away so your head and shoulders fill the frame with a little space above your head.

Mistake 2: Light behind you, face in shadow

Sitting with a window behind you turns you into a silhouette. Overhead tube lights alone give harsh shadows under the eyes. Fix: face the window, or place a desk lamp behind the laptop pointing at your face. If the call is in the evening, a cheap ring light or even a white wall reflecting a lamp is enough. Check the preview before you join, not after.

Mistake 3: A background that tells the wrong story

Drying clothes, an unmade bed or a family member walking past all pull attention away from your answers. Heavy virtual backgrounds can be just as distracting when your hand disappears every time you gesture. Fix: choose a plain wall or a tidy bookshelf. If you must use a background effect, use a light blur and test it while moving your hands.

How do audio and connection problems derail an interview?

Mistake 4: Relying on the laptop microphone

Interviewers forgive average video. They rarely forgive bad audio. Built-in laptop mics pick up fan noise, keyboard taps and room echo, and Bluetooth earbuds sometimes drop into a low-quality call mode. Fix: use wired earphones with a mic, or a USB headset. Record a 30-second voice memo in the same room and listen back. If you hear echo, add soft things to the room: a bedsheet over a chair, curtains closed, a cushion behind you.

Mistake 5: No plan for a dropped connection

Power cuts, router restarts and mobile data that dies at the worst moment are real, especially in Indian cities during monsoon or festival season. The mistake is not the drop itself. It is panicking and disappearing for ten minutes. Fix: keep your phone charged with a hotspot ready, save the recruiter's number, and have the meeting link open on your phone too. Learn the reconnect flow for your platform in advance, for example on Zoom or Microsoft Teams.

What body language mistakes show up on camera?

Mistake 6: Watching yourself instead of the lens

Most people look at their own video tile or at the interviewer's face on screen. To the other person, it looks like you are avoiding eye contact. Fix: hide self view after you have checked your frame, and drag the interviewer's video window right under the camera. When you are making your key point, look into the lens for a few seconds. When you are listening, looking at their face is fine.

Mistake 7: Flat energy and frozen posture

Video flattens expression. A level of energy that feels normal in a room looks tired on a screen. Candidates also freeze in one position because they worry about moving out of frame. Fix: sit slightly forward, keep your hands visible for natural gestures and smile when you greet the panel. Nod while they speak so they know you are still there, especially if your video lags.

Which answer mistakes are unique to video calls?

Mistake 8: Long answers with no signposts

On video, the interviewer cannot easily interrupt you without talking over you, so a rambling answer runs on for four minutes. They lose the thread and you lose the slot for the next question. Fix: aim for 90 seconds to two minutes, and signpost your structure. Say "There were three parts to this" and then number them. The STAR method examples are a good template for keeping behavioural answers tight.

Mistake 9: Visibly reading from notes

Notes are allowed in many video interviews, but eyes sweeping left to right across a screen are easy to spot. It reads as memorised, not understood. Fix: keep notes to short keyword prompts, not full sentences, and place them near the camera. Write three or four project names and the one number you want to mention from each. Always follow the employer's rules on what you can have open during the interview.

Mistake 10: Weak opening and silent ending

Many candidates join the call, wait in silence and then end it with "Okay, thank you, bye" while hunting for the leave button. The first and last 30 seconds shape the memory of the call. Fix: prepare a warm opener and a clean close. Have two or three questions to ask the interviewer ready so the ending feels confident.

Good morning, thanks for making the time. I can hear you clearly. If my connection drops at any point, I will rejoin straight away from the same link.

What should you check 15 minutes before the call?

Most of these mistakes come from rushing in at the last minute. Block 15 minutes before every video interview and run the same routine, so it becomes automatic.

1. Restart your laptop and close every app you do not need, including messaging apps that pop up notifications.

2. Plug in your charger and confirm your internet speed, with the phone hotspot as backup.

3. Open the meeting link and check the camera height, light on your face and background.

4. Test your mic and speakers inside the platform's own settings, not just in the system tray.

5. Put your keyword notes, resume and a glass of water within reach.

6. Silence your phone and tell anyone at home you need the room for the next hour.

7. Join two to three minutes early, not ten, so you are not left staring at a waiting room.

How do you recover when something goes wrong mid-interview?

Even with perfect preparation, something will eventually break. Interviewers judge the recovery more than the glitch. Calm, short and practical always beats a long apology.

Here is how Sneha, a QA engineer interviewing with a product startup in Bengaluru, handled a frozen screen halfway through a test automation question. She rejoined within a minute and said:

Sorry about that, my connection dropped for a moment. I was explaining how I reduced flaky tests in our regression suite. The last point I made was about retry logic, so let me pick up from there.

Notice what she did: one short apology, a recap of where she was, and straight back into the answer. The panel did not have to repeat the question. The same approach works if you blank on a question. Say "Let me take a few seconds to think about the best example", pause, and then answer. Silence feels longer to you than it does to them.

How can you practise so these fixes become habits?

Reading a list helps, but habits come from repetition on camera. Record yourself answering three common questions on the same platform your interview will use. Watch it back with the sound off first to check body language, then with sound only to check pace and filler words.

A structured mock interview adds what a recording cannot: an unfamiliar question and a follow-up you did not plan for. Try one or two the week before the real call, then fix just one thing each time rather than everything at once.

If you want a quiet backup on the day, InterviewPlan AI's Interview Copilot runs as a desktop app on Windows and macOS, shows only you a live transcript of the question, and drafts STAR answer prompts from your own resume. Use it only where the employer's interview rules allow it, and treat it as a way to express your real experience clearly. You can try InterviewPlan AI free with 5 live minutes and 100 AI credits, no card needed.

Frequently asked questions

What is the biggest mistake in a video interview?

Poor audio is the mistake interviewers find hardest to forgive. If they cannot hear you clearly, even strong answers lose impact and the call feels like hard work. Use wired earphones with a mic or a USB headset, test inside the meeting app beforehand, and reduce echo with curtains or soft furnishings.

Should I look at the camera or the screen during a video interview?

Look into the camera when you are making an important point, because that is what reads as eye contact to the interviewer. While listening, it is fine to look at their face on screen. Placing their video window directly under your camera keeps the difference small.

Is it okay to use notes in a video interview?

Many employers allow brief notes, but check the rules for each interview. Keep notes to keywords such as project names and one key result each, and place them close to the camera. Reading full sentences makes your eyes move visibly and your answers sound memorised.

What should I do if my internet disconnects during the interview?

Rejoin from the same link as quickly as you can, using a phone hotspot if needed. If you cannot reconnect within two minutes, message or call the recruiter. When you are back, apologise once, recap where you were and continue the answer without a long explanation.

How long should answers be in a video interview?

Aim for 90 seconds to two minutes for most answers. Interviewers find it harder to interrupt on video, so long answers drift. Signpost your structure, for example by saying there were three parts, and finish with the result so they know you are done.