If you’re unable to install WhatsApp due to insufficient space on your phone, try to clear Google Play Store’s cache and data: Go to your phone’s Settings, then tap Apps & notifications > App info > Google Play Store > Storage > CLEAR CACHE. Herein, Why is WhatsApp failing to download? Log out of Discord, and then log back in. … Re-install Discord and then re-install it.
Usually, the most common reason Discord appears to be stuck on checking for updates is because it’s running slow and needs time to effectively scan for any system updates.