Your old laptop is already trash for you because it is very slow. If you can recycle it to a computer that works, even if it is for giving it to charity, do it. As liGNUx OSs desktops are much faster than MS Windows OS - MS WOS - probably you can delay to buy a new one, and years, and be "your own charity" saving money. As EASY as to 1.- Download any Manjaro ISO plus Rufus or YUMI , and a 4Gb or bigger pendrive or SD or burn the ISO to a DVD if you still use them. 2.- Start Rufus - or YUMI - to make a install media - pendrive installer - from the manjaro ISO or burn the ISO in a DVD 3.- Boot with the pendrive or the CD-ROM install media 3A.- Boot with the drive plugged and boot from it. IF NOT 3B.- Reboot and press they key to access your BIOS or UEFI - F2 or Supr usually - and setup the pendrive - or CD - to be the first media to boot - as EASY as to choose a MENU OPTION inside your BIOS or UEFI - and after that press the Save and (re)boot optiom 4.
Mis opiniones compulsivas sobre lo que voy leyendo en la web, que suelo dejar en la sección comentarios, pero que me he decidido a cortar y pegar aqui para recopilarlas, por si a alguien le interesa discrepar sobre ellas, o simplemente seguirlas.