To know your pilot ID, you need to go to your account settings in simbrief. Once done, type your ID in the mcdu. On the tablet, go to settings, enable keyboard. Type your pilot ID (6 digits), with the virtual keyboard only! On the home page of the tablet you download the simbrief plan. Go to payload, download from simbrief, apply. On the MCDU, you go to init, request init. Enter FLT NR and CI. Go to F PLN, enter SID, STAR. Go to the tablet, payload, after it applied, note the gross weight 60.000-76000 kg. Go to takeoff on the tablet. Select runway, sync. Indicate your weight, with the virtual keyboard and then calculate. Send to FMGS. On the mcdu, init, right arrow, just click on the empty line ZFW, Click on Block Fuel, go to perf, enter the info from the tablet and fly