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15" laptop with an Intel Core i5 processor.

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Laptop not detecting USB

Laptop not detecting USB. Tried to connect in all ports but still problem is same. Can anybody advise

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My Lenovo B50-30 does not read any USB 2.0 in windows 8 nor windows 7. When I connect my flash, it does not even indicate that something is connected. What do I do? Please help. I cannot do anything with the laptop without USB. I need to get to the internet only with USB internet key

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My Lenovo B50-30 does not read any USB 2.0 in windows 10. tried flash drive, keyboard, mouse, usb hub, all are same no change, BIOS are ok. device manger usb diver is working.

what will I do now?

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My Lenovo B50 Read USB Key board and Mouse. But Does Not Read My Other Device. Example For.....External HDD,Printer,and other Device. I See BIOS are ok . device manger USB diver is working.

what will I do now?

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17 JAN 2018 (WED)

Our Lenono G50 after an update isn't detecting the USB 2.0 on right side of computer. Lenovo doesn't appear to offer an solution. The BIOS is up to date.

creative group

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The problem is that USB port it didn't support USB frash drive and mouse But when I use USB to charge my phone it work but the problem is in this two USB frash drive and mouse it's didn't support please help me course am student and am in university so with using frash to copy same document I can't perform well in my examination so please any body help me

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5 Answers

Chosen Solution

Follow this link to a previous question with helpful troubleshooting methods:

Why are my USB ports not working?

If that doesn't work you can try these methods from an article on the Microsoft support page

http://support.microsoft.com/kb/817900

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Most Helpful Answer

firstly in the bottom left search bar type in device manager, go to the bottom option "universal serial bus controllers" select your items and try updating the drivers by right clicking on them

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had same problem 4 long time worked sweet thnx 4 that

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i tried update and sayz best installed any other ideas

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try uninstalling and reinstalling

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bingo wrkd like a charm after reinstalling it said restart comp and all bk to normal ,thank you kind sir

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glad I could be of assistance ,another reason that causes this is windows updates ! sometime's rolling back an update can resolve the issue too then waiting for the next update especially with hp machines ;-)

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Hi did you tried connecting to a different PC? Doing this will confirm whether USB ports or USB itself is damaged!!! Chances are less if all ports are bad at same time. Just check and revert.

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1)Your Driver Soft Ware Not installed Properly,

2)Your Laptop mother Board Chip set Not Work Properly.

3) USB Controller Bad. Please Check This Item.

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hi

go to website of lenovo and download USP driver.

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kalyan will be eternally grateful.
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