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When and How to Switch from Legacy LIS Software

By Dr.Lably Team · 8 min · Published 2026-06-03 · Updated 2026-10-01

Signs your old lab software is holding you back, how to build the business case, how to exit your current vendor with your data, and how to choose the replacement.

Key takeaways

  • Switch when the old system costs you time, patients, or flexibility every week, not just because it looks dated.
  • Before you decide, confirm you can export all your patient, test, and billing data in a usable format.
  • Check your current contract for notice periods, renewal dates, and data-handover terms, and time the switch around them.
  • Choose the replacement on your own workflows, then follow a phased migration checklist to move without downtime.

Signs it is time to switch

Old software is not a problem by itself. It becomes one when it holds the lab back in ways you can measure.

  • It only runs on one computer, so registration stops when that machine does
  • Reports cannot be sent on WhatsApp or email without manual work
  • Adding a test, changing a template, or updating a price needs the vendor every time
  • You cannot see daily collections, dues, or pending reports without asking staff
  • Support is slow or the original vendor is no longer active
  • Backups depend on someone remembering to copy files

Build the business case

Put numbers on what the old system costs you: staff hours spent on manual steps, printing, missed billing, and patients lost to slow reports. Compare that with the full first-year cost of a replacement. If the gains are clear even with conservative numbers, the case is strong.

Check your exit before you decide

The most common surprise when leaving old lab software is the data. Find out early what you can take with you, and in what format.

CheckWhy it matters
Can you export patient records yourself?You may need patient history for repeat visits and referrals
Can you export past reports or keep read-only access?Old reports may be requested later by patients or auditors
Can you export the test list, prices, and templates?Saves days of re-entry during setup
What is the notice period and renewal date?Avoid paying for a year you won't use
Who owns the data under the contract?Confirms the vendor must hand it over

Choose the replacement on your own workflows

Shortlist two or three vendors and ask each to demo your real tests, report formats, and busiest daily flow. Ask how they will import your data from the old system, how long setup takes, and who supports you during the first weeks.

Then plan the move

Once you have chosen, the switch itself is a migration project: data preparation, a phased cutover, and a stabilization period. Our pathology LIS migration checklist walks through each phase, and the onboarding guide covers training and the first 30 days.

Frequently asked questions

How do I know if my lab software is outdated?

If it ties registration to a single computer, cannot deliver reports digitally, needs the vendor for every small change, or gives you no daily view of collections and pending reports, it is likely costing you more than a replacement would.

Will I lose my old reports if I switch LIS?

Not if you plan for it. Export patient and report data before the contract ends, or keep read-only access to the old system for a defined period.

What is the best time to switch lab software?

Before your current contract renews, and in a quieter month for your lab. Allow time for data export, setup, and training before the switch date.

Next step for your lab

Want to apply this to your workflow? Book a personalized demo.