You can download .EST and a working launcher from the following,
Download E-SYS Bundle (E-SYS V 3.30 and 3.27, plus Loader and EST) here.
—
https://bmwtune.com/download/esys_complete.zip
Download E-SYS Loader Only (.EST Included) here.
—
https://bmwtune.com/download/esys_loader.zip
Download E-SYS .EST Only here.
—
https://bmwtune.com/download/est_token.est
Follow the instructions and you'll be fine. You will need to get an activation code, email
bmwtunecom@gmail.com for it once you're all set up ans squared away.