How to Install a Privacy Filter: Tabs, Adhesive, Hang-Type and Edge-Glue

Before Any Mount: the Two-Minute Preparation

Start with the listed names, because the mount names are what an inquiry can specify from. Work in the cleanest light you have, because dust and misalignment are both easier to see before the filter is on than after. Ask, for the mount you are quoted, what preparation the fitting itself requires, and have that answer given for your device model rather than assumed from another variant's page. Lay the filter against the screen once, dry, and look at the corners: this is the moment to discover a wrong size, and it costs nothing.

Decide the face now as well. If the filter on your bench is the listed 12.5-inch laptop privacy filter — the model described with a glossy face and a matte face — the fitting is the moment of choosing. Judge each face on the spot, in the room's own light, before the fitting is finished. Ask whether the filter on your bench is the listed 12.5-inch laptop privacy filter, and if it is not, ask which face or faces the quoted filter is described as carrying.

Method One: Slide-Mount Tabs

Slide-mount tabs are one of the listed mount names in this family. For the one listed 12.5-inch laptop model, the product listing states attachment by plastic tabs and double-side adhesives. Ask whether the tab attachment stated for that model is the attachment offered for your laptop, and ask what the tabs are made to hold on your bezel. Ask where the tabs are to sit for your screen's edges, and ask that placement to be confirmed for your model in the quotation.

Ask, before ordering, how removal and refitting work for the tab mount quoted for your model, and have the answer stated for that model. If any part of the fitting is unclear, ask for it to be restated for your model before the filter goes on.

• Dry-fit the filter and check the corners
• Note where the tabs are to sit, from the quotation for your model
• Have the fitting sequence for your model confirmed before fitting
• Ask how removal and return work for the quoted mount

Method Two: Adhesive Strips

Adhesive strips are another of the listed mount names, and double-side adhesives are the attachment the listed 12.5-inch laptop model's own listing states alongside its plastic tabs. Ask where the adhesive sits on the quoted model, and ask whether that placement is stated for your screen or only for the listed laptop model. Ask how the quoted adhesive fitting is sequenced, step by step, for your model. Ask what checking the fitting involves once the filter is placed, and who should do that checking.

Ask what a buyer should look for after an adhesive fitting, and ask which fitting problems the supplier wants reported with a photograph of the screen. Ask what remedy is offered for a fitting problem on your model, and have the answer written into the quotation.

Methods Three and Four: The Hang-Type Variant and Edge-Glue

Hang-type is one of the listed variant names — the acrylic hang-type privacy filter has its own page in this family. Send the top-edge details of your screen with the inquiry for this variant, and name any sculpted or camera-humped edges in the inquiry itself. The metal-hook variant is also a listed name, with its own page; ask what information about your screen's top edge the inquiry should include for that variant.

Edge-glue is the remaining listed mount name in this group, and it has its own page in the family. Ask what the edge-glue fitting involves for your device, in sequence, before you order. Ask how long the edge-glue fitting is expected to take for your model, and ask which mounts are listed for the machine in front of you before you compare fitted profiles. Ask those timing and profile questions in the inquiry, while the mount choice can still be changed on paper.

The Four Fittings at a Glance

Before the audit, the whole family of fittings in one view — the mount decides the ritual, and the ritual decides most of the result.

After Fitting: Questions to Ask the Supplier

Once a filter is fitted, the useful habit is to turn what you see into questions rather than conclusions. Describe what you see, with the model line and the mount name, in the message you send. State which side of the screen you are describing, which listed mount the filter uses, and whether what you see appears from the user's chair, from beside it, or from both. Ask what the supplier wants checked first for your model, and ask whether refitting is the remedy they recommend for the fitting you describe.

The same habit, generalised, is the fitting habit of this whole family: follow the fitting instructions supplied with the quoted model. The micro-louver layer is the stated technology of the listed 12.5-inch laptop privacy filter: its listing describes the viewing angle narrowing, the front view staying clear and the side view darkening. Ask for the fitting guidance for each variant you order, variant by variant, because the listed names are not interchangeable instructions.

Phone and Tablet Protectors: Questions to Send

For phone and tablet protectors, name each handset or tablet model in the inquiry and ask which listed form is offered for that model. Add the unlock question for each handset: the supplier's own published guidance states that privacy films do not support under-screen fingerprint recognition unless the sensor area is cut out, so ask, for each handset model, whether the sensor area is to be cut out. Ask for the fitting instructions for the named form to be stated with the quotation, and send the model list with the inquiry so each answer is given by model name.

When to Refit Rather Than Regret

Some fittings should be abandoned mid-act, and knowing when is part of the craft. Ask, in the inquiry, whether a correction window applies to each mount and how long it runs: ask for the tab mount, the adhesive mount and the edge-glue mount alike, and have each answer stated per model. Ask for the correction window of each mount to be stated with the fitting instructions. Ask what to do if a fitting goes wrong for the mount you named, and ask for that answer to be stated per model with the fitting instructions. Send the mount name and the model line with the inquiry, so those answers cover the fitting you will actually run.

The Takeaway in One Breath

Measure twice in spirit: name the screen, name the mount, and send both with the inquiry before any fitting is discussed. Send the measured visible screen area, the exact model line and the listed mount name with every inquiry, and ask for the fitting questions for that mount to be answered for that model.

After Fitting: the Thirty-Second Audit

Finish every fitting with the audit. Sit in the user's chair and judge the picture on your own screen. Stand and step to each side and judge the darkening yourself: what you see on the sample is the evidence. Ask, for the mount you are quoted, whether removal and refitting are part of its stated use, and have that answer given for your model. Then hand over with the answers to three questions written down — how it comes off, how it goes back, and, where the quoted filter is the listed 12.5-inch laptop privacy filter, which face is which — each answered for the mount and model actually fitted.

Fittings, on the Product Pages