It sounds like you're looking for the for a tool called "Minimal ADB and Fastboot" (version 1.4.3 – note the dot, not a space).

Minimal ADB and Fastboot 1.4.3 Device attached? Check with 'adb devices' Type 'adb shell' to enter device terminal Type 'fastboot devices' for bootloader mode If you meant you need the actual or installation screen text , please clarify and I can provide that as well.