打印机浓度应该设置为4。设置方法:
1、右键电脑左下角的开始,打开控制面板,然后,在控制面板里面找到设备和打印机,点击打开;
2、找到自己对应的打印机的型号,鼠标左键双击打开,点击设备工具箱;
3.在弹出的页面中,选择自己的打印机链接类型,在打开的打印机控制版面,选择系统,打印浓;
4.如果黑色打印不清晰,就把黑色浓度调高到4,点击右下角应用即可。
The printer density should be set to 4. Setting method:
1. Right-click the Start button in the lower left corner of the computer to open the control panel, then find Devices and Printers in the control panel and click to open;
2. Find the model of your corresponding printer, double-click it with the left mouse button to open it, and click Device Toolbox;
3. In the pop-up page, select your printer link type, and in the opened printer control panel, select System, Print Density;
4. If the black print is not clear, increase the black density to 4 and click Apply in the lower right corner.