elementor crashes my website

Hey @alazaraklilu

In most cases, such issue occurs due to Theme/Plugin incompatibility
My suggestion is that you try to install Elementor while all other plugins disabled,
If the issue still occurs try to replace your theme.

For more related information please review –

https://elementor.com/help/fatal-error-after-updating-or-installing-elementor-or-elementor-pro/

https://elementor.com/help/cant-edit-with-elementor/

Thanks,