Open WavePad, click 'File' > 'New' to start a project, then drag and drop your audio files into the timeline for editing.

Yes, click 'Record' on the main toolbar to record audio directly within WavePad.

You can trim, split, join, copy, add effects, adjust pitch, and perform auto-trim using the tools in the toolbar or menu options.

Select your audio, go to 'Effects' menu, choose your desired effect like flanger or vibrato, and apply it to your clip.

Yes, use batch processing: select multiple files, then apply effects or export them collectively via 'Batch Process' feature.

Use 'File' > 'Open' to import, and 'File' > 'Save As' to export, selecting over 15 supported formats from the dropdown menu.

Yes, select 'Text-to-Speech' feature, enter your text, and generate audio within the app to add to your project.

Yes, the trial features require purchase. Go to 'Settings' > 'Upgrade' to view and buy the full version for continued access.

Ensure your license is active and the app is updated. Some features may require a paid upgrade, available via 'Settings' > 'Upgrade'.

Check your audio file format and sample rate, and ensure your system meets requirements. Restart the app or re-import the file if needed.