'Was not able to use the Mac app for Quickbooks Online at all yesterday 12/26. Other users said the first problems began Wednesday problems continuing Thursday. 'When's the most inconvenient time for QBO to go down all year long? Oh, anytime in the last two weeks of the year,' user Heather Young wrote. 'Help I have last-minute end of year order to put in and need this to be reliable - Now.' DownDetector user Liz Gartland wrote. Many users tweeted our commented about how aspects of their businesses were at a standstill because QuickBooks was not working. The outage map shows QuickBooks is down and not working for customers throughout the U.S. According to DownDetector, the first QuickBooks outages were reported around 2:30 p.m. The popular business account software QuickBooks online was having major outages Thursday afternoon, according to users across the U.S.