If you don't have the files, you can acquire them through these methods:
A community tool used for unlocking bootloaders and unbricking. Emergency Files (.ede and .edp): lumia 650 emergency files upd
If it appears as "Qualcomm HS-USB QDloader 9008," you may need to install the Care Suite Emergency Connectivity Manual Flashing with Thor2 If you don't have the files, you can
: An alternative archive for older Lumia emergency packages. 2. The Emergency Flashing Process If you don't have the files
: Once the emergency payload is successfully flashed, the phone will typically show a red screen or be ready for the main firmware:
Do not use files from unknown Google Drive links without checksum verification. Corrupt emergency files will hard-brick your device.