Some excellent information about coronavirus and claiming benefits is located here: https://www.understandinguniversalcredit.gov.uk/coronavirus/
You can apply for Universal Credit and Employment Support Allowance at the UK Government dedicated coronavirus advice page under “Employment and financial support:”
You can get support with applying for Universal Credit from Citizen’s Advice Scotland’s helpline: https://www.cas.org.uk/helptoclaim
The Scottish Welfare Fund is available to assist people on a low income who are having difficulty because of an exceptional situation or in meeting a one-off expense.
There are two types of grant available: a Crisis Grant can be awarded in a crisis to meet expenses that have arisen as a result of an emergency or disaster in order to avoid serious damage or serious risk to the health and safety of an applicant or their family.
A Community Care Grant can support independent living, preventing the need for institutional care.