If QuickBooks turned black and white on Windows 10, the issue may be caused by Windows grayscale settings, color filters, contrast themes, graphics drivers, or QuickBooks display problems. First, check <span style="box-sizing: border-box; font-weight: bold; color: #333333; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;" data-start="272" data-end="317">Settings &rarr; Ease of Access &rarr; Color filters</span> and disable any active filter. Restart QuickBooks and your computer afterward. Also update your graphics driver and QuickBooks Desktop. If the problem continues, check monitor settings. For assistance, call <span style="box-sizing: border-box; font-weight: bold; color: #333333; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;" data-start="525" data-end="543">1-866-513-4656</span>.