How long does a typical migration take?

From decision to live attendance on the first site is typically under two weeks. The bulk of the time is enrolling staff photos for face matching (60 seconds per staff member).

Can we run both systems in parallel during migration?

Yes — and we recommend it. Run the new system in parallel for the first month and reconcile hours daily. Switch off the old readers when everyone is confident.

What happens to the old fingerprint records?

Keep them for the legal retention period. Export the underlying database to cold storage if you decommission the readers; you may need to reference past hour records during inspection.

How to Replace Fingerprint Attendance in the UAE Without Disrupting Operations

Most UAE organisations who deployed fingerprint attendance did so 5–10 years ago. The readers are now showing wear. End-of-support notices are arriving. The 2026 WPS update increasingly treats fingerprint records as weak evidence under inspection. The decision isn’t whether to replace; it’s how to do the migration without disrupting operations.

Here is a 5-step migration plan that has worked for UAE workforces from 50 to 5,000 staff.

Step 1 — Audit the current state (week 1)

Before changing anything, document:

Every reader location and its current state (working, intermittent, failed).
The current month’s hour totals per staff member, per site.
The current escalation path when a reader fails (who knows, how long to fix, how many staff affected).
The retention window for historical hour records.

This baseline is what you’ll compare against during the parallel-run month.

Step 2 — Pilot on one site (week 2)

Pick one site. Set up the new geofence on the map. Capture face enrolment photos for the crew at that site (typically a morning muster works well — 60 seconds per worker). Train the site supervisor on the new dashboard.

Don’t switch off the old readers. Run the new system in parallel. The crew checks in twice for the first week.

Step 3 — Reconcile (week 2–3)

Each day, compare hours from the new system against hours from the old reader. They should agree within a small drift. Where they don’t:

New > old: Usually new system is catching check-ins the old reader missed (reader queue, sensor failure). New is more accurate.
New < old: Usually means the old system was accepting buddy-punches. New is more accurate.
Random drift: Investigate the specific staff member and day.

By the end of week 3, the team usually has confidence the new system is at least as accurate as the old one — and often more so.

Step 4 — Cut over (week 4)

Switch off the old readers at the pilot site. The new system becomes the authoritative source for hours. Keep the old readers powered for 1–2 more days “just in case”, then disconnect them.

Run the first full payroll month on new-system-only hours. Verify the WPS export matches what payroll produced.

Step 5 — Roll out the rest (week 5–N)

Roll out across the remaining sites in waves. The pace is typically constrained by how fast you can enrol staff photos (60 seconds each, but you need everyone). For a 500-person workforce, that’s 8 hours of focused photo work per shift, spread across whoever can handle it.

Sites that have already adopted the new system can stop running parallel. Sites yet to come over keep using their existing readers until they cut.

What to do with the old readers

Once a site is fully cut over, decommission its readers. Three options:

Keep as a backup for one more month, then dispose.
Redeploy to lower-risk locations (e.g. visitor sign-in) where the hardware lifetime is less critical.
Dispose responsibly — e-waste recycling.

Don’t sell them to other organisations. The biometric data on them is your responsibility.

What to expect along the way

Two consistent surprises:

Hours drop after cutover. Typically by 1–3% across the workforce. That delta is unworked-paid hours the old system was accepting.
Supervisor experience improves immediately. The morning queue at the reader goes away. The live dashboard is more useful than the old reader log.

Both of those are wins, but they take getting used to. The first month is when you find out which workers were most affected by the old system’s gaps. Manage the conversation honestly.

When migration goes wrong

Usually one of three reasons:

Trying to cut over everywhere at once. Don’t. Pilot, reconcile, then roll out.
Skipping the parallel-run month. The first month is what gives the team confidence; skipping it produces avoidable distrust.
Not training the supervisors. The new dashboard is more powerful than the old reader log, but it’s also different. An hour of training per supervisor pays back every day after.

Follow the 5 steps in order, on a paced timeline, and the migration is straightforward.