Before attempting to flash any custom software, you must complete these steps:
This is the most reliable source for legacy Huawei devices. While there isn't a dedicated sub-forum for the T1 7.0, specific threads contain ported ROMs. "MediaPad T1 7.0 Spreadtrum ROM" huawei mediapad t1 70 custom rom link
Most user attempts to upgrade from the stock via custom ROMs like LineageOS have been largely unsuccessful due to a lack of compatible builds. Before attempting to flash any custom software, you
If you are looking to modify your T1 7.0, these are the primary community hubs where files were traditionally shared: huawei mediapad t1 70 custom rom link