Have a quick glance at the bottom part of your computer.
ThinkPad L14 Gen 5

ThinkPad L16 Gen 1

| Item | Description | Item | Description |
|---|---|---|---|
|
|
Emergency-reset hole |
|
Speaker |
Disconnect your computer from ac power.
Insert a straightened paper clip into the hole to cut off power supply temporarily.
Connect your computer to ac power and then turn on your computer.