Why can't I paste symbols in a Block Symbol File (.bsf) on Windows* 7? - Why can't I paste symbols in a Block Symbol File (.bsf) on Windows* 7? Description Due to a incompatibility problem between Windows* 7 and in the Quartus® Prime Standard Edition software version 18.0, you may not be able to paste symbols in a Block Symbol File. Resolution To work around this problem, follow the next steps: 1. Select the symbol to be copied doing a left click on it 2. Hold down the control key while dragging the symbol to the desire location 3. Release left mouse button and then the control key Custom Fields values: ['novalue'] Troubleshooting 2205695038; False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Standard'] novalue 18.0.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']