Bạn còn key nào không?PKeyConfig : Windows 8.1 / Server 2012 R2
Key : 93NG7-CQHDW-KW7HV-TGCCV-T29CW
Key Status : Valid
Product ID : 00253-40000-00115-AA978
Extended PID : XXXXX-02534-000-000115-03-1033-9200.0000-1202019
SKU ID : 641f81b2-63c2-47dd-aba7-c24bf651ff85
Description : Windows Server 12 R2 RTM ServerDatacenter Volume:MAK
Edition ID : ServerDatacenter
Sub Type : [Blue]X18-90761
License Type : Volume:MAK
Channel : Volume
Crypto ID : 2534 (9e6)
Activ. Count : Key Blocked!
Block Key Base : Key Blocked!
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