**** NTLOG INITIATED +DATE+03/21/2003 +TIME+11:59:36
**** NtLog date: Tue Nov 12 19:13:09 2002
**** Exe date: Tue Nov 12 19:18:41 2002
**** Processor : Intel CPU, Pentium II (Mendocino core) (Celeron), stepping 5, 128K on-chip cache detected
**** CPUS : 1
**** System : Windows NT 5.1[2600], Retail, Mouse, Service Pack 1
**** Build Lab : 2600.xpsp1.020828-1920
**** Vid Driver: G550DHD
**** Chip Type: Matrox G550
**** DAC Type : Integrated, 360 MHz
**** Adapter : Matrox Millennium G550 AGP
**** MiniPort : G550DH
**** VRAM : 32768
**** Hertz : 85
**** X Res : 1024
**** Y Res : 768
**** BPP : 32
**** Planes : 1
**** RGB Masks: (888)(bgr)
**** X Pos : 0
**** Y Pos : 0
**** Machine : SYSTEM-1
**** User Name : System1
**** Language : English
**** KM boundary: 2
**** ProductOptions: None
Proc ID Proc.Name Wrkng.Set PagedPool NonPgdPl Pagefile Commit Handles Threads UserObj GdiObj
0 Idle Process-> 20 0 0 0 0 0 1 N/A N/A
4 System-> 44 0 0 0 28 125 48 0 0
328 SMSS.EXE-> 36 5 0 164 164 21 3 0 0
492 csrss.exe-> 1472 35 4 1468 1468 327 11 N/A N/A
524 WINLOGON.EXE-> 1684 53 41 5752 5752 508 19 12 40
568 SERVICES.EXE-> 2052 29 9 8540 8540 352 18 0 4
580 LSASS.EXE-> 1112 35 7 3060 3060 291 19 0 4
768 SVCHOST.EXE-> 1192 21 7 1036 1036 226 8 0 4
792 SVCHOST.EXE-> 8044 94 24 11020 11020 972 62 3 4
872 SVCHOST.EXE-> 476 12 1 520 520 46 5 N/A N/A
908 SVCHOST.EXE-> 316 28 5 1092 1092 130 14 N/A N/A
1012 SPOOLSV.EXE-> 1104 23 3 2580 2580 124 11 0 4
1224 MGABG.EXE-> 56 12 1 344 344 24 1 0 4
1576 EXPLORER.EXE-> 6044 52 9 9408 9408 370 12 171 289
1784 PDESK.EXE-> 1548 62 13 1128 1128 75 18 5 24
1796 MSMSGS.EXE-> 1332 42 7 6804 6804 236 9 17 68
200 wpabaln.exe-> 244 29 2 560 560 47 1 4 14
664 msiexec.exe-> 3916 39 5 3360 3360 257 7 0 8
1420 testmgr.exe-> 21600 47 13 17104 17104 230 10 42 54
1896 mmc.exe-> 9248 48 6 3812 3812 137 3 106 208
500 edidv2.exe-> 1516 16 1 384 384 26 1 0 8
****
****
1F4.418 : +TEST+PASS : Fetched EDID data from the registry: DevNode 00000CD0 = Acer AF715
1F4.418 : +TEST+INFO : First 256 bytes of the EDID
1F4.418 : +TEST+INFO : 0: 00 ff ff ff ff ff ff 00 04 72 05 ac 01 01 01 01
1F4.418 : +TEST+INFO : 16: 0c 0d 01 03 68 20 18 78 2a 9e a8 a1 54 46 99 24
1F4.418 : +TEST+INFO : 32: 0e 48 4c a4 43 00 31 59 45 59 61 59 81 59 81 99
1F4.418 : +TEST+INFO : 48: a9 4f 01 01 01 01 ea 24 00 60 41 00 28 30 30 60
1F4.418 : +TEST+INFO : 64: 13 00 36 e6 10 00 00 1e 00 00 00 ff 00 33 31 32
1F4.418 : +TEST+INFO : 80: 30 30 30 30 37 50 4b 30 30 0a 00 00 00 fd 00 32
1F4.418 : +TEST+INFO : 96: a0 1e 62 14 00 0a 20 20 20 20 20 20 00 00 00 fc
1F4.418 : +TEST+INFO : 112: 00 41 63 65 72 20 41 46 37 31 35 0a 20 20 00 2c
1F4.418 : +TEST+INFO : 128: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F4.418 : +TEST+INFO : 144: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F4.418 : +TEST+INFO : 160: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F4.418 : +TEST+INFO : 176: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F4.418 : +TEST+INFO : 192: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F4.418 : +TEST+INFO : 208: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F4.418 : +TEST+INFO : 224: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F4.418 : +TEST+INFO : 240: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: Verify EDID buffer is at least 128 bytes in length: Required
1F4.418 : +TEST+INFO : Success condition: Required: EDID is >= 128 bytes
1F4.418 : +TEST+INFO : Failure condition: EDID is < 128 bytes
1F4.418 : +TEST+PASS : EDID is 256 bytes in length
1F4.418 : +VAR+INFO 0 :
1F4.418 : +VAR+INFO 0 : TEST: Verify that a version 1 EDID is at least revison 3: Required
1F4.418 : +VAR+INFO 0 : Valid condition: The EDID is at least verison 1.3
1F4.418 : +VAR+INFO 0 : Invalid condition: The EDID is less than version 1.3
1F4.418 : +VAR+PASS 0 : EDID 1.3 detected
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID Header Verification: Reguired
1F4.418 : +TEST+INFO : Valid Condition: EDID header matches the the byte string 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00
1F4.418 : +TEST+INFO : Invalid condition: EDID header does not match the byte string exactly
1F4.418 : +TEST+INFO : Actual EDID Header (may be byte swaped): FFFFFF0000FFFFFF
1F4.418 : +TEST+PASS : EDID header is valid
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID 1.x Vendor/Product Information: Required
1F4.418 : +TEST+INFO : Valid condition: (1) All ID fields are properly populated. This means there are no zeros and no compressed values > 26 except for 31 ("_")
1F4.418 : +TEST+INFO : Valid condition: a) Bit 7 of byte 0 must be 0
1F4.418 : +TEST+INFO : Valid condition: (2) Week of manufacture and year of manufacture are less than or equal to the current date
1F4.418 : +TEST+INFO : Monitor PnP ID: ACR
1F4.418 : +TEST+PASS : Manufacturer ID field appears to be populated
1F4.418 : +TEST+PASS : Byte 1 bit 7 of manufacturer ID is not set
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID 1.x Product Information: Optional if present
1F4.418 : +TEST+INFO : Valid condition: If product code is present it contains numbers in hex, LSB first
1F4.418 : +VAR+PASS 1 : Product code: AC05
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID 1.x Week of manufacture information: Optional if present
1F4.418 : +TEST+INFO : Valid condition: (1) If a week of manufacture is not provided, it must be zero
1F4.418 : +TEST+INFO : Invalid condition: (2) If a week of manufacture is provided, it must be in the range 1-54
1F4.418 : +TEST+INFO : Skip condition: (3) If the EDID is fake
1F4.418 : +VAR+INFO 2 : Week of manufacture present = 12
1F4.418 : +VAR+PASS 2 : Week of manufacture is less than or equal to 54
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID 1.x Year of manufacture information: Required
1F4.418 : +TEST+INFO : Valid condition: (1) Must be greater than three and less than or equal to the current year minus 1990
1F4.418 : +TEST+INFO : Invalid condition: (1) A value less than three, which would mean the monitor came out before the EDID spec
1F4.418 : +TEST+INFO : Invalid condition: (2) A value greater than the current date as reported by this system
1F4.418 : +TEST+INFO : Skip condition: (3) The EDID is fake
1F4.418 : +TEST+INFO : Current year to compare against: 2003. EDID Representation: 13
1F4.418 : +TEST+INFO : Translated year of monitor manufacture: 2003. EDID Representation: 13
1F4.418 : +TEST+PASS : Year of manufacture is plausible
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID 1.0 Serial Number: Optional if present
1F4.418 : +TEST+INFO : Valid condition: If a serial number is present (not 0), then it must be 32-bits, lowest bit is bit 1, highest is bit 32
1F4.418 : +TEST+INFO : Skip condition: If the EDID is fake
1F4.418 : +VAR+PASS 3 : Serial Number: 01010101
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: Verify 1.x compliant EDID revision
1F4.418 : +TEST+INFO : Valid condition: version = 1.x & an EDID1x header is present
1F4.418 : +TEST+INFO : Invalid condition: version != 1.x w/ an EDID1x header
1F4.418 : +TEST+INFO : EDID Version is 1.3
1F4.418 : +TEST+PASS : EDID 1.x revision is valid
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID 1.x Video Input Definiton: Required
1F4.418 : +TEST+INFO : Valid condition: Bit 7 can only be set if the revision of the EDID is greater than or equal to 1.2
1F4.418 : +TEST+INFO : Invalid condition: Bit 7 set and using EDID 1.0 or 1.1
1F4.418 : +TEST+INFO : Skip condition: If the EDID is fake
1F4.418 : +TEST+INFO : Raw value: 26B468: Decoded info:
1F4.418 : +TEST+INFO : -Analog input
1F4.418 : +TEST+INFO : -Signal Level Standard: 0.700, 0.000 (0.700 V p-p)
1F4.418 : +TEST+INFO : -Display does not expect a blank-to-black setup or pedestal per Signal Level Standard
1F4.418 : +TEST+INFO : -Separate syncs Supported
1F4.418 : +TEST+INFO : -Composite sync (on Hsync line) not supported
1F4.418 : +TEST+INFO : -Sync on green video is not supported
1F4.418 : +TEST+INFO : -Serration of the Vsync pulse is not required when composite sync. or sync-on-green video is used
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID1.x Max Image Size Test: Required
1F4.418 : +TEST+INFO : Valid condition: If the type of monitor is not a projector, the image size should not be zero
1F4.418 : +TEST+INFO : Valid condition: If the type of monitor is a projector, the image size should be zero
1F4.418 : +TEST+INFO : Invalid condition: The type of monitor is a projector and the image size is not zero
1F4.418 : +TEST+INFO : Invalid condition: The type of monitor is not a projector and the image size is zero
1F4.418 : +TEST+INFO : Skip condition: Auto mode is enabled
1F4.418 : +TEST+INFO : Skip condition: The EDID is fake
1F4.418 : +TEST+INFO : *****Skipping test as auto mode is enabled
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID 1.x Gamma Transfer Characteristic: Required
1F4.418 : +TEST+INFO : Valid condition: The Gamma coefficient should be in the range of 1.00 to 3.55 after decode
1F4.418 : +TEST+INFO : Invalid condition: The Gamma coefficient is outside of the range of 1.00 to 3.55
1F4.418 : +TEST+INFO : Skip condition: The Gamma coefficient contains the value of 0xFF - not defined here
1F4.418 : +TEST+INFO : Skip condition: The EDID is fake
1F4.418 : +TEST+INFO : Formula to use: gamma = (value_stored + 100.0)/100.0
1F4.418 : +TEST+INFO : Substituted values: 2.200000 = (120 + 100.0) / 100.0
1F4.418 : +TEST+PASS : Gamma Transfer Characteristic is within range
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID 1.x Common Phosphor and Chromaticity: Required
1F4.418 : +TEST+INFO : Valid condition: No chromaticity values and white points should be 0.0 (0.0 ~= 0.0 - 0.0001)
1F4.418 : +TEST+INFO : Invalid condition: A chromaticity value or white point that is approximately zero
1F4.418 : +TEST+INFO : Skip condition: The EDID is fake
1F4.418 : +TEST+INFO : Red X = 0.631
1F4.418 : +TEST+INFO : Red Y = 0.329
1F4.418 : +TEST+INFO : Green X = 0.276
1F4.418 : +TEST+INFO : Green Y = 0.600
1F4.418 : +TEST+INFO : Blue X = 0.143
1F4.418 : +TEST+INFO : Blue Y = 0.057
1F4.418 : +TEST+INFO : White X = 0.283
1F4.418 : +TEST+INFO : White Y = 0.297
1F4.418 : +TEST+PASS : Value for Red X is not zero
1F4.418 : +TEST+PASS : Value for Red Y is not zero
1F4.418 : +TEST+PASS : Value for Green X is not zero
1F4.418 : +TEST+PASS : Value for Green Y is not zero
1F4.418 : +TEST+PASS : Value for Blue X is not zero
1F4.418 : +TEST+PASS : Value for Blue Y is not zero
1F4.418 : +TEST+PASS : Value for White X is not zero
1F4.418 : +TEST+PASS : Value for White Y is not zero
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID1.x VESA Established timings: Required
1F4.418 : +TEST+INFO : Valid condition: The current mode is in the established, detailed or standard timings sections
1F4.418 : +TEST+INFO : Invalid condition: The current mode is not in the established, detailed or standard timings sections
1F4.418 : +TEST+INFO : Raw info: Established Timings 43A4 ManufacturerReserved 0 1152x870@75: 0
1F4.418 : +TEST+INFO : Established Timing Mode [640, 480] @ 75(NI), source = VESA
1F4.418 : +TEST+INFO : Established Timing Mode [640, 480] @ 60(NI), source = IBM, VGA
1F4.418 : +TEST+INFO : Established Timing Mode [720, 400] @ 70(NI), source = IBM, VGA
1F4.418 : +TEST+INFO : Established Timing Mode [1280, 1024] @ 75(NI), source = VESA
1F4.418 : +TEST+INFO : Established Timing Mode [1024, 768] @ 75(NI), source = VESA
1F4.418 : +TEST+INFO : Established Timing Mode [800, 600] @ 75(NI), source = VESA
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID 1.x Standard Timings: Required
1F4.418 : +TEST+INFO : Valid condition: (1) Unused fields (timings) set to 0101h
1F4.418 : +TEST+INFO : Valid condition: (2) Used files use a unique 2-byte code
1F4.418 : +TEST+INFO : Valid condition: (3) The mode must be displayable on the monitor w/o causing a sync break
1F4.418 : +TEST+INFO : Valid condition: (4) The current mode must be in the established, standard, or detailed timings lists
1F4.418 : +TEST+INFO : Valid condition: (5) The horizontal pixels active field is non-zero
1F4.418 : +TEST+INFO : Valid condition: (6) The mode is not a duplicate of any other mode in the extended, detailed, or standard timings lists
1F4.418 : +TEST+INFO : Invalid condition: (1) Unused fields (timings) are not set to 0101h
1F4.418 : +TEST+INFO : Invalid condition: (2) The monitor looses sync with the adapter
1F4.418 : +TEST+INFO : Invalid condition: (3) Used fields do not use a unique code
1F4.418 : +TEST+INFO : Invalid condition: (a) The same standard timing code is found in more than one place in the structure
1F4.418 : +TEST+INFO : Invalid condition: (4) The current mode is not in the established, standard, or detailed timings lists
1F4.418 : +TEST+INFO : Invalid condition: (5) The horizontal pixels active field does not have a 0 in it [ 8(0 + 31) = 248 < 256]
1F4.418 : +TEST+INFO : Invalid condition: (6) Duplicate modes will be failed during a check at the end of the detailed timings
1F4.418 : +TEST+INFO : Skip condition: (7) The EDID is fake
1F4.418 : +TEST+INFO : Verifying standard timing ID #0
1F4.418 : +TEST+PASS : Added standard timing mode [640, 480 @ 85(NI)]
1F4.418 : +TEST+INFO : Aspect ratio is 4:3
1F4.418 : +TEST+INFO : Verifying standard timing ID #1
1F4.418 : +TEST+PASS : Added standard timing mode [800, 600 @ 85(NI)]
1F4.418 : +TEST+INFO : Aspect ratio is 4:3
1F4.418 : +TEST+INFO : Verifying standard timing ID #2
1F4.418 : +TEST+PASS : Added standard timing mode [1024, 768 @ 85(NI)]
1F4.418 : +TEST+INFO : Aspect ratio is 4:3
1F4.418 : +TEST+INFO : Verifying standard timing ID #3
1F4.418 : +TEST+PASS : Added standard timing mode [1280, 960 @ 85(NI)]
1F4.418 : +TEST+INFO : Aspect ratio is 4:3
1F4.418 : +TEST+INFO : Verifying standard timing ID #4
1F4.418 : +TEST+PASS : Added standard timing mode [1280, 1024 @ 85(NI)]
1F4.418 : +TEST+INFO : Aspect ratio is 5:4
1F4.418 : +TEST+INFO : Verifying standard timing ID #5
1F4.418 : +TEST+PASS : Added standard timing mode [1600, 1200 @ 75(NI)]
1F4.418 : +TEST+INFO : Aspect ratio is 4:3
1F4.418 : +TEST+INFO : Verifying standard timing ID #6
1F4.418 : +TEST+PASS : Field is unused
1F4.418 : +TEST+INFO : Verifying standard timing ID #7
1F4.418 : +TEST+PASS : Field is unused
1F4.418 : +TEST+PASS : All standard timings appear to be unique if present
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : Detailed Monitor Description
1F4.418 : +TEST+INFO : Detailed timing #0: 1024x768 @84Hz
1F4.418 : +TEST+PASS : Values are valid
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : Monitor Descriptor Block Summary
1F4.418 : +TEST+INFO : Monitor Serial Number
1F4.418 : +TEST+INFO : 31200007PK0
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : Monitor Descriptor Block Summary
1F4.418 : +TEST+INFO : Monitor Range Limits
1F4.418 : +TEST+INFO : Vertical rate 50 - 160 Hz
1F4.418 : +TEST+INFO : Horizontal in 30 - 98 KHz
1F4.418 : +TEST+INFO : Max Supported Pixel Clock in MHz 200
1F4.418 : +TEST+INFO : No secondary timing supported
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : Monitor Descriptor Block Summary
1F4.418 : +TEST+INFO : Monitor Name
1F4.418 : +TEST+INFO : Acer AF715
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : TEST: EDID 1.x 128-byte checksum: Required
1F4.418 : +TEST+INFO : Valid condition: The sum of all bytes in the 128-byte EDID must equal 0
1F4.418 : +TEST+INFO : Invalid condition: The sum of all bytes in the 128-byte EDID does not equal 0
1F4.418 : +TEST+INFO : Formula used for checksum validation will be: BYTE bCheckSum = sum(b0...b127)
1F4.418 : +TEST+INFO : Raw info: This edids checksum value = 0X2C
1F4.418 : +TEST+PASS : Checksum in EDID matches calculated checksum
1F4.418 : +TEST+INFO :
1F4.418 : +TEST+INFO : Skipping device NetMeeting driver (\\.\DISPLAYV1) as non-physical
1F4.418 : +TEST+INFO : Skipping device RDPDD Chained DD (\\.\DISPLAYV2) as non-physical
1F4.418 : +TEST+INFO : Display device instance 3 is too big, so finished
1F4.418 : NTLOG REPORT -------------------------------------------------------
1F4.418 : Tests Total 27 | Variations Total 4
1F4.418 : ------------------------------------------------------------------
1F4.418 : Tests Passed 27 100% | Variations Passed 4 100%
1F4.418 : Tests Warned 0 0% | Variations Warned 0 0%
1F4.418 : Tests Failed sev3 0 0% | Variations Failed sev3 0 0%
1F4.418 : Tests Failed sev2 0 0% | Variations Failed sev2 0 0%
1F4.418 : Tests Failed sev1 0 0% | Variations Failed sev1 0 0%
1F4.418 : Tests Blocked 0 0% | Variations Blocked 0 0%
1F4.418 : Tests Aborted 0 0% | Variations Aborted 0 0%
1F4.418 : --------------------------------------------------------------------
****
Proc ID Proc.Name Wrkng.Set PagedPool NonPgdPl Pagefile Commit Handles Threads UserObj GdiObj
0 Idle Process-> 20 0 0 0 0 0 1 N/A N/A
4 System-> 44 0 0 0 28 125 48 0 0
328 SMSS.EXE-> 36 5 0 164 164 21 3 0 0
492 csrss.exe-> 1472 35 4 1468 1468 327 11 N/A N/A
524 WINLOGON.EXE-> 1684 53 41 5752 5752 508 19 12 40
568 SERVICES.EXE-> 2052 29 9 8540 8540 353 18 0 4
580 LSASS.EXE-> 1116 35 7 3060 3060 291 19 0 4
768 SVCHOST.EXE-> 1192 21 7 1036 1036 226 8 0 4
792 SVCHOST.EXE-> 8044 94 24 11020 11020 972 62 3 4
872 SVCHOST.EXE-> 476 12 1 520 520 46 5 N/A N/A
908 SVCHOST.EXE-> 316 28 5 1092 1092 130 14 N/A N/A
1012 SPOOLSV.EXE-> 1104 23 3 2580 2580 124 11 0 4
1224 MGABG.EXE-> 56 12 1 344 344 24 1 0 4
1576 EXPLORER.EXE-> 6044 52 9 9408 9408 370 12 171 289
1784 PDESK.EXE-> 1548 62 13 1128 1128 75 18 5 24
1796 MSMSGS.EXE-> 1332 42 7 6804 6804 236 9 17 68
200 wpabaln.exe-> 244 29 2 560 560 47 1 4 14
664 msiexec.exe-> 3916 39 5 3360 3360 257 7 0 8
1420 testmgr.exe-> 21600 47 13 17104 17104 230 10 42 54
1896 mmc.exe-> 9248 48 6 3812 3812 137 3 106 208
500 edidv2.exe-> 1808 16 1 464 464 44 1 0 8
**** NTLOG TERMINATED +DATE+03/21/2003 +TIME+11:59:36
/**** Time/Date/Name WrapUp ****/
HCT Version: 11.1.021213 Release
HCT Shell Date: Nov 12 2002 17:56:55
Test Kit: 16
Test Device: DISPLAY\ACRAC05\5&18AD131B&0&4D545800&01&00
Test Wrap-up Date: 3-21-2003
Test Wrap-up Time: 11:59:38
Test Name at Wrap-Up: EDID 1.3 & DDC
/**** Time/Date/Name WrapUp ****/
Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.