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Setting up a laptop to present exhibits in court
A presenting laptop fails in a small number of ways, and all of them are visible to the jury. The adapter does not fit. The screen mirrors at the wrong resolution and the text is too small. A message arrives from a colleague while an exhibit is on the evidence monitor. The machine sleeps during a sidebar.
None of that is a software problem, which is why it is worth an afternoon of its own. This walkthrough covers the physical setup, the display settings, the operating system housekeeping and the rehearsal, in the order they are usually done. The short version to carry in your bag is the courtroom technology checklist.
Ask what the courtroom has, then buy for it
Call the courtroom deputy or clerk before you plan anything. Which connector does the evidence display take, is there a monitor the jury sees, is there a switch box or a document camera, who is allowed to plug into it, and can you get in for a walkthrough before trial. Write the answers down along with who gave them, because the person setting up on the morning may not be the person who called. Building rules on equipment requests, what may be carried through security and whether the display may be photographed vary by court and by jurisdiction, so ask about those in the same call.
Then buy for the answer, in duplicate. A laptop with only USB-C ports needs a USB-C to HDMI adapter; an older courtroom projector may offer only VGA, which is an analog signal and needs an active adapter rather than a passive plug. Test the exact adapter with the exact laptop you will bring, because a dongle that behaves on the office monitor can fail on a long courthouse cable run.
Carry your own HDMI cable, ten to fifteen feet, since the cable at counsel table is often just short enough to drag the laptop to the edge of the table. Label everything so it comes home with you. If the room uses a switch box, find out who operates it and how long a switch takes: a two-second black screen changes how you phrase the transition to a witness.
Mirroring versus extended display
Mirroring shows the same picture on the laptop and the courtroom display. Extending makes the second screen a separate desktop that you drag windows onto. For presenting exhibits, mirroring is usually the right choice: what you see is exactly what the room sees, with no possibility of the wrong window being dragged into view.
Extending is what people reach for when they want private notes on the laptop while the room sees only the exhibit. That requires the application to have a presenter view, and Exhibit Room does not have one, so extending gives you a window you must drag rather than a private control screen. Keep notes on paper or on a second device instead.
Switch display modes with the Windows key and P on Windows, or the Displays pane in System Settings on macOS. Watch the resolution when you mirror: the two screens settle on a shared resolution, and a page that was comfortable on the laptop can become small or soft on the projector. Check the result on the actual courtroom display rather than in the office.
Silence the machine
Every notification is a small disclosure to the jury. Before trial, turn on do not disturb or focus mode and save the profile. Then quit mail and chat applications rather than muting them, sign out of anything with a calendar alert, and close the browser entirely.
Disable automatic updates and automatic restarts for the trial period. An operating system that decides to install an update overnight and reboot into a setup screen at 8:50 has ended more than one carefully prepared morning. Set the screen saver off, choose a plain desktop background, and clear the desktop of file names that should not be read across a courtroom.
Close every application you are not presenting from. A clean machine with one window open is faster to recover when something does go wrong, and there is nothing to accidentally reveal. How to present exhibits in court covers the presenting routine itself.
Power, sleep and the physical desk
Plug in and stay plugged in. Set the machine never to sleep and the screen never to turn off while on mains power, and set the lid-close action to do nothing if you plan to close the lid while connected. Then charge to full anyway, because the outlet at counsel table may be shared, awkward or occupied.
Bring an extension lead and a small power strip. Courthouse tables rarely have an outlet where you want one, and taping a cable across a walkway is a conversation you do not want to have with the bailiff.
Think about where the laptop physically sits. You need to reach the keyboard while standing at the lectern in some courtrooms and while seated in others. A wireless keyboard can help, as long as you have tested the range and brought spare batteries.
Zoom, fonts and what the back row can read
Readability is decided by the furthest seat, not by your screen. Take the laptop into a room the size of the courtroom, put an exhibit up, and walk to the back. Body text in a ten point letter is comfortable at two feet and invisible at twenty.
For text documents, fit width is generally more readable than fit page, since it fills the display with the column of text rather than showing a whole page of margins. For a dense table such as a payment ledger, plan to zoom into the rows you are asking about rather than showing the whole sheet and hoping. Knowing in advance which page and which passage you need is most of the work; how to highlight a PDF during trial covers preparing those emphases ahead of time.
Older projectors wash out yellow. If a highlight disappears on the courtroom display, a rectangle or an arrow around the passage survives the projection better. Check the background color too: a dark presentation background can be easier on the eyes in a dim room, while a bright room usually wants the light one.
Rehearse the first fifteen minutes
Run the opening of your first examination end to end, on the courtroom hardware if you can get a walkthrough slot, and otherwise on the same laptop and adapter at your desk. Use only the keyboard, because reaching for a trackpad while a witness waits is the moment most people lose the thread.
Practice three recoveries: the wrong exhibit is on screen, the display goes black, and a page will not advance. Knowing that you can leave the fullscreen view, pick a different exhibit and return in a few seconds turns a crisis into a pause.
Finally, rehearse with a backup in the bag. Exhibits on a second laptop, plus plain PDFs on a USB drive, plus printed copies of the documents you cannot do without. Technology fails sometimes; a trial does not stop for it.
What goes in the bag
- Presenting laptop, charged, with the trial loaded and opened once to confirm it works.
- Laptop charger, an extension lead and a small power strip.
- The adapter that was tested, plus an identical spare.
- A long HDMI cable of your own, coiled and labeled.
- Second laptop with the same trial restored from a backup.
- USB drive holding the exhibits as plain PDFs.
- Printed exhibit list and printed copies of the exhibits you rely on most.
- Wireless keyboard or remote, if you tested one, with spare batteries.
- A note of the courtroom deputy's extension and the building technician's number.
- The written answers you were given about connectors and courtroom equipment.
Common questions
Should I use my own laptop or the court's equipment?
Use a machine you have configured and rehearsed on where the court allows it. Court equipment varies in age and availability, and you cannot rehearse on hardware you have never seen. Ask what is permitted in that courtroom before deciding.
Do I need two monitors to present exhibits?
No. A single mirrored display is enough to show an exhibit clearly, and it has the advantage that you can see exactly what the room sees. Exhibit Room presents on one screen and does not have a separate presenter view, so mirroring is how it is used.
What if the courtroom only has a VGA input?
Bring an active adapter from your laptop's output to VGA and test it on the actual machine. VGA is analog, so image quality falls off over long cables; set a larger zoom level than you would use on a modern monitor and check the result from the back of the room.
Can I present from a tablet instead?
Not with Exhibit Room, which is a desktop application for Windows, macOS and Linux and has no tablet version. If a tablet is central to how you want to work, that is a reason to look at other tools; choosing trial presentation software lists the criteria.
What happens if the courthouse wifi is down?
Nothing, if your documents are local. Exhibit Room stores PDFs and annotations on the computer and works offline, and the app does not lock in the middle of work because it is offline. See offline courtroom presentation.
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