Letters repeat as you type on the Lenovo ThinkPad T16 Gen 3, turning a single press into several characters. The Intel Core Ultra 7 155U laptop is affected by the Windows repeat delay setting, the keyboard driver, or debris under a key, all of which are straightforward to address.

Lengthen the Repeat Delay
Open Control Panel → Keyboard. Move the Repeat delay slider towards Long and lower the Repeat rate. A short delay makes the ThinkPad T16 Gen 3 fire a key repeatedly from a brief press.
Reinstall the Keyboard Driver
Device Manager → Keyboards → uninstall the standard keyboard → restart so Windows reinstalls it. Then install the latest keyboard driver from Lenovo Support for ThinkPad T16 Gen 3 to clear a corrupt driver.
Clean Under Sticky Keys
Power off and blow compressed air around any key that repeats. Debris holding a key partly down is read as a held key. Gently working the key can free the obstruction on the T16 Gen 3.
Test in BIOS
Restart and press F1 to enter BIOS, then type. If keys repeat in BIOS too, the keyboard hardware on the T16 Gen 3 is faulty and needs service. If not, the cause is software in Windows.
“Lengthening the repeat delay stopped the double letters on my ThinkPad T16 Gen 3 right away.” — Suhaimi, Melaka


Ryan holds a Computer Science degree and has spent over 15 years troubleshooting Windows hardware and driver issues across major laptop brands. He writes practical, step-by-step guides for everyday users at softwaredriverdownload.com.
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