Please Note: - After initial installation, you may need to reload any open YouTube pages (this is only after initial install). - On US English keyboards, control the speed of YouTube videos using the ` (backtick) key. - For other (non-US English) keyboard layouts, see the "Non-US English Keyboard Usage" section below. General: Click ` to toggle between normal (1x) and 2x speed. Increase the speed to 3x, 4x, or 5x by using the corresponding shortcut combinations listed in the usage information below. Alternative Toggle Keys: - On US English keyboards, the " (quotation mark) or ' (apostrophe) or @ or ` (backtick) keys can be used interchangeably for any of the shortcuts. Note: keys like " and @ may require pressing Shift (e.g. Shift + 2 produces @ on many US English keyboards). Windows Usage (US English Keyboard): - 1x/2x Toggle: Press ` - 3x Speed: Press Ctrl + ` - 4x Speed: Press Windows + ` - 5x Speed: Press Alt + ` Mac Usage (US English Keyboard): - 1x/2x Toggle: Press ` - 3x Speed: Press Control + ` - 4x Speed: Press Command + ` - 5x Speed: Press Option + ` Non-US English Keyboard Usage: An inexhaustive list of suggested keys to try for toggling between normal (1x) and 2x speed. - US-International English: @ (i.e. Shift + 2) - UK English: ` - Japanese: @ - Turkish: " - India: ` (General) or ॊ (Devanagari) or ॥ (Bengali) or ञ (Nepali) - German: ö - French: @ or ' or ù - Chinese: ` - Spanish: ñ - Portuguese: ' - Polish: ` - Russian: ё - Arabic: > or ذ - Hebrew: ; - Korean: ` - Vietnamese: ` - Italian: ò - Dutch: ù or @ (i.e. Shift + 2) For higher speeds, use the appropriate modifier key (e.g. Ctrl, Windows, Alt, Control, Command, Option) along with the toggle key. For example: - 3x speed on Windows (US English): Ctrl + ` - 3x speed on Mac (US English): Control + ` - 3x speed on Windows (Japanese): Ctrl + @ - And so on. If you have any issues, please log a support query (or a GitHub issue on the repo) - please also specify the language and keyboard layout you're using and what you've tried. I'll try get back to you within the same year :)