If you re trying to reformat or fresh install your laptop to windows 10 this should be a problem because the only alternative option is via cd dvd boot.
Satellite l15w b1302 boot from usb.
Batteries on all dynabook notebooks are replaceable if your notebook battery needs replacement either in warranty or out of warranty dynabook recommends taking it to an authorized provider for the battery to be replaced.
In order to fix the problem you will have to manually change the settings in your computer to accept this boots or use rufus to convert usb sticks to uefi boot.
To boot a toshiba satellite from usb you usually have to pull up a boot menu or change the bios.
Next power it on and hit f12 until the boot menu comes up.
In theory you only have to hit f12 once but your timing has to be right.
Toshiba satellite has the latest bios rev available v1 20 it does not have the ability to toggle to csm mode.
For information on.
The easiest way to get it to boot from usb is to plug it in with the power off.
The official dynabook toshiba support website provides support for satellite l15w b1302.
They will continue to develop manufacture sell support and service pcs and system solutions products for global markets.
Download drivers software patches and other updates for your dynabook toshiba product.
There is a ton of advice like to switch to csm boot mode but that defeats the point of uefi.
So some tips for you.