I HAVE A TABLET PC. iBall Slide WQ32 Tablet (16GB, WiFi, 3G) ITS FREE SPACE WAS VERY LESS. NOW AFTER UPDATES, TO GET WINDOWS 10 UPGRADE APP, MY FREE SPACE IS ALMOST NILL. HOW TO UPGRADE A TABLET PC, IT HAS WINDOWS 8.1 SINGLE LANGUAGE oem N UPGRADES TO WINDOWS 10; HOME PERHAPS. I WANT TO INSTALL ANDROID LOLLIPOP ON IT. THEN I WILL GET LOTS OF FREE SPACE. IF ITS WINDOWS MOBILE ALSO I WILL INSTALL. FREE SPACE IS A BIG PROBLEM WITH IT. ITS EXPANDABLE UPTO 64GB SURE, BUT C DRIVE IS VERY SMALL FOR WINDOWS OS AND APPLICATIONS. IT HAS GOT ONLY ONE MICRO USB. HAS OTG CABLE AND FUNCTION. CAN PLUG IN ANY EXTERNAL HARD DISK/HARD WARE. BUT CANNOT GO INTO BIOS LIKE IN A PC. I NEED SOME HELP FRIENDS. THANKS.
As ilusi0n says turn off the caps lock and you'll get a lot more help here. Basic answer: Use an empty 8GB+ SD Card in the tablet before you start the upgrade.
Yes, I have installed Windows 10 Home as an upgrade with an external 16gb sdcard. Thanks for the advice.