oppo f11 cph1911 imei Repair IMEI Null Unknown Baseband without password

oppo f11 cph1911 imei Repair IMEI Null Unknown Baseband without password

BACKUP NV Selected auth : OPPO/REALME/ONEPLUS [2]
Phone must have battery inside!
Waiting for device... COM38 [BOOTROM:0E8D:0003]
Initializing usb... OK
Waiting for device... COM38 [BOOTROM:0E8D:0003]
Bypassing authentication... OK
Analyzing... preloader_oppo6771.bin [MT6771:26:4272] [Internal]
Vendor : OPPO/REALME
Handshaking... OK
Reading hardware info... OK
 Hardware : MT6771 [Helio P60|P70] 0788 8A00 CA00 0000
 Security Config : SCB SLA DAA 
 MEID : BB0B7C0876D676611B3E4D113842FA73
Sending Download-Agent [1]... OK
Syncing with device... OK
Booting device... OK
Syncing with DA... OK
 Storage : EMMC - CID : 534E0113.4B394A30.B0C1039.8116F7A7 
 Vendor : Micron - Name : S0J9K9 - Serial : 4154919692 - Rev : 16
 Boot1 : 4 MiB - Boot2 : 4 MiB - RPMB : 16 MiB - User Area : 116.48 GiB 
password link=  sk