'''++velasquez_family++''' sound slike a bad keyboard. Try a USB keyboard first and see if that works. If so, replace the one on your laptop. Download the service manual [https://www.dell.com/support/home/il/en/ilbsdt1/product-support/product/studio-1749/manuals|from here] Page 33 will tell you how to replace the keyboard.
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'''++velasquez_family++''' sounds like a bad keyboard. Try a USB keyboard first and see if that works. If so, replace the one on your laptop. Download the service manual [https://www.dell.com/support/home/il/en/ilbsdt1/product-support/product/studio-1749/manuals|from here] Page 33 will tell you how to replace the keyboard.
'''++velasquez_family++''' sound slike a bad keyboard. Try a USB keyboard first and see if that works. If so, replace the one on your laptop. Download the service manual [https://www.dell.com/support/home/il/en/ilbsdt1/product-support/product/studio-1749/manuals|from here] Page 33 will tell you how to replace the keyboard.