Vivado Download [2021] -

module counter (input clk, output reg [3:0] out); always @(posedge clk) out <= out + 1; endmodule

Before starting your download, it is important to identify which version fits your hardware and project needs: vivado download

Note: Always verify with official AMD servers. module counter (input clk, output reg [3:0] out);

( Xilinx_Vivado_<version>.exe ).