Notice: 1.Before installation the software and use, please turn off the computer firewall software, disconnect your computer from the Internet and turn off the antivirus software. 2.To use the process, please copy the contents of the CD to the C drive of your computer, open it and run it. 3.Please DON'T update the software online, it will damage the Unit and can not use any more . Pls note : Now for KESS is V2.53 ,V2.53 add newer year for some cars . if u get v2.47 want v2.53 just contact with us we send u email or send u link thanks For now we give u newest unlocked and activated KSUITE V2.47 , that means you can install v2.47 directly , do not need us to activate , this unlocked version is more convinient , can install unlocked v2.47 on all pc ! V2.47 add much more car models and ecu protocols than V2.23 Ksuite, even can support some vehicles untill 2017 ! V2.47 is no token limited , V2.47 is online version with internet available ! V2.47 Fixed checksum bugs ! V2.47 can work with EU RED / Green KESS V2 V5.017 No matter which Kess U make order we will give u Both software CD V2.47 and Cd V2.23 together , V2.47 and V2.23 can be installed in same PC Also Good news now KTAG IS newest version V2.25 can contact with us get link If Cd have problem , pls also do not worry , we wil give u link download software , ECM Titanium V1.61 /. WinOLS V2.24/. ECU maps/ ECU Pinouts collection/ KM Tools/. Immo Universal 3.2/ IMMO Universal Decoding 3.2/. Setup_DPF_EGR_Lambda_Remover_v2017_05/DTC Remover 1.8.5.0/. public-archivedwl-317/. ecu safe 2.00/. IMMODecoding GUIDE ENG/. IMMO Universal 3.2 KeyGen32/. Keygen3.2-3.5/ DPF 2017 Install 1.. the left upper corner and the lower right corner notch size is not the same 2.More than buzzer 3.WFs = Infineon, BCR112 NPN Digital Transistor 4.27E = ON Semiconductor NUP2105LT1G 5.6DW = NXP BC817,215 NPN Bipolar Transistor 6.A6c =MMUN2113LT1G / MMUN2113LT3G 7.K5B = BC807-25-7-F PNP Bipolar Transistor 8.Using imported Japanese Murata filter NFE61PT472C1H9L