You inherited a file somebody else converted, or you ran it yourself and the retained earnings number is now fiction. AR doesn't foot to the aging. Inventory valued itself differently on the other side. The audit trail didn't come across, so you can't see what happened.
So you rebuild it by hand, on your time, while the client asks why the P&L doesn't look like last year's.
The firms that do this well have a protocol for it. That protocol lives on a partner's laptop and gets billed as an engagement, one file at a time.
These are those protocols, as workbooks you own and reuse.
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Answer 22 questions about your company file and get a routed recommendation: migrate as-is, condense first, rebuild clean, or hire it out. It assembles the transaction-count limits, timing windows and file constraints Intuit documents across a dozen separate articles and assembles nowhere.
Every factor that drives the answer is shown, and anything that has to be fixed before you convert is flagged FIX FIRST.
It's a free Excel download, available now.
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No. On August 5, 2026 Intuit updated its own documentation to say that QuickBooks Desktop 2024 will not be discontinued in May 2027, and that “there’s no sunset deadline for this release.” Version 24.0 gets continuous support and product maintenance, and Intuit is moving away from its historical three-year lifecycle. Pro Plus, Premier Plus, Mac Plus and Enterprise are all covered, and existing subscribers can keep renewing.
You may have read otherwise. A September 30, 2027 end-of-support date circulated widely — it never appeared on an Intuit-owned page, and much of the web still repeats it.
What is still true: Intuit stopped selling new US subscriptions for Pro Plus, Premier Plus and Mac Plus on September 30, 2024, and support for Desktop 2023 ended May 31, 2026.
Because you decide to, not because you're made to. The common reasons: integrations that only exist for the cloud product, remote and multi-user access, hiring people who have never touched Desktop, and subscription price increases. Intuit also no longer sells Pro, Premier or Mac Plus to new US customers, so the Desktop world only gets smaller.
Migrating on your own timeline is a better position than migrating on someone else's. It also means the hard part isn't the deadline — it's making sure the converted file actually ties.
For the record, when an older version does reach end of support: bank feeds disconnect, payroll tax tables freeze where they are, payment processing stops, and security patches end. The software still opens. It just can't support a compliant close or payroll run.
Five categories, broadly:
Payroll detail — item breakdowns, individual deductions, employer contributions, local tax withholdings and garnishments. Year-to-date figures generally need manual re-entry per employee, and direct deposit information must be re-entered.
History and audit evidence — the Audit Trail, memorized and custom report templates, and past reconciliation reports. Reconciled transactions may still show as reconciled, so you keep the checkmarks but lose the documentation behind them.
Desktop-only list features — Price Levels, Billing Rate Levels and Sales Reps have no QuickBooks Online equivalent. These aren't fields you remap; they're workflows you rebuild.
Inventory costing — see the next question.
Everything wired around the file — third-party integrations, bank feed rules, and user permissions all need rebuilding.
Possibly, and this is the one people miss. Desktop Pro and Premier use average cost. QuickBooks Online has historically enforced FIFO, though some tiers now offer a moving average option — confirm which applies to the plan you're buying.
It matters beyond bookkeeping: changing inventory costing method changes your cost of goods sold, and that's an accounting method change that may require filing IRS Form 3115. Talk to your tax preparer before you convert, not after.
Confirm you hold Primary Admin credentials for the company file — you can't run any migration without them, and if a departed bookkeeper holds it, that alone can take weeks to resolve. Then update to the latest release, take a full backup stored off the working machine, reconcile every bank and credit card account through your last closed month, and export your Balance Sheet, P&L, A/R and A/P Aging Detail, Trial Balance and Payroll Summary as PDFs on the same cutoff date.
Those exports are the only evidence you'll have that the migration was correct. The free diagnostic covers the full sequence.
Honestly: published guidance conflicts on both. Sources cite maximum transaction target counts anywhere from 350,000 to several million, and the real answer appears to depend on your version and migration path. The import window after creating a QuickBooks Online account is commonly cited between 60 and 180 days.
Verify both against Intuit's current documentation for your specific version before you build a timeline around them — including the version of them stated here.
Every template here started as something I built for a real company with a real deadline — not as a product idea. The job costing workbook exists because a contractor needed a WIP schedule for their bonding agent. The migration kit exists because moving a company off Desktop without losing five years of history is genuinely hard, and the official guides skip the part where it goes wrong.
I'm Jon Jorgenson, a working controller. My day job is QuickBooks Enterprise, IIF import design, payroll and labor allocation, and management reporting for a company that makes physical things and needs to know whether each job made money.
If a template can't survive a real month-end, it doesn't get listed.
Fractional controller engagements — monthly close, cash forecasting, job costing, and reporting a bank will accept. A few clients at a time, because it's real work and not a subscription. If you're sitting on a file you'd rather refer out than fight, that works too.
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